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[Blogs](https://www.nasa.gov/nasa-blogs/) - [Newsletters](https://www.nasa.gov/newsletters/) - [Social Media](https://www.nasa.gov/socialmedia/) - [Media Resources](https://www.nasa.gov/news/nasa-media-contacts/) [Multimedia](https://science.nasa.gov/multimedia/) - [Images](https://www.nasa.gov/images/) - [Videos on NASA+](https://www.nasa.gov/plus/) - [Interactives](https://www.nasa.gov/nasa-interactive-features/) - [NASA Apps](https://www.nasa.gov/apps/) - [Podcasts](https://www.nasa.gov/podcasts/) - [e-Books](https://www.nasa.gov/ebooks/) - [STEM Multimedia](https://www.nasa.gov/learning-resources/search/?terms=8058%2C8059%2C8061%2C8062%2C8068) ### Highlights [ 7 min read NASA Releases Artemis II Moon Mission Launch Countdown article 1 week ago](https://www.nasa.gov/general/nasa-releases-artemis-ii-moon-mission-launch-countdown/) [ 4 min read Preparing for Artemis II: Training for a Mission Around the Moon article 2 months ago](https://www.nasa.gov/centers-and-facilities/johnson/preparing-for-artemis-ii-training-for-a-mission-around-the-moon/) [ 7 min read To Protect Artemis II Astronauts, NASA Experts Keep Eyes on Sun article 3 weeks ago](https://science.nasa.gov/missions/artemis/artemis-2/to-protect-artemis-ii-astronauts-nasa-experts-keep-eyes-on-sun/) ### Highlights [ 10 min read NASA Answers Your Most Pressing Artemis II Questions article 8 hours ago](https://www.nasa.gov/missions/nasa-answers-your-most-pressing-artemis-ii-questions/) [ 1 min read Artemis II Podcast Series article 1 week ago](https://www.nasa.gov/artemispodcast/) [ 7 min read NASA Releases Artemis II Moon Mission Launch Countdown article 1 week ago](https://www.nasa.gov/general/nasa-releases-artemis-ii-moon-mission-launch-countdown/) ### Highlights [ 4 min read Barents Sea Tied to Low Arctic Sea Ice article 2 days ago](https://science.nasa.gov/earth/earth-observatory/barents-sea-tied-to-low-arctic-sea-ice/) [ 3 min read Réunion Island Lava Reaches the Sea article 3 days ago](https://science.nasa.gov/earth/earth-observatory/reunion-island-lava-reaches-the-sea/) [ 3 min read March of the Harmattan article 4 days ago](https://science.nasa.gov/earth/earth-observatory/march-of-the-harmattan/) ### Highlights [ 5 min read Meet NASA’s New Artemis II Science Officers article 1 day ago](https://science.nasa.gov/missions/artemis/meet-nasas-new-artemis-ii-science-officers/) [ 1 min read Impact Flash! article 3 days ago](https://science.nasa.gov/citizen-science/impact-flash/) [ 4 min read Helio and You: The Sun, Solar Wind, and Earth as a Connected System article 3 days ago](https://science.nasa.gov/helio-and-you-the-sun-solar-wind-and-earth-as-a-connected-system/) ### Highlights [ 6 min read NASA Webb, Hubble Share Most Comprehensive View of Saturn to Date article 1 week ago](https://science.nasa.gov/missions/webb/nasa-webb-hubble-share-most-comprehensive-view-of-saturn-to-date/) [ 5 min read NASA-JAXA’s XRISM Telescope Clocks Hot Wind of Galaxy M82 article 1 week ago](https://science.nasa.gov/missions/xrism/nasa-jaxas-xrism-telescope-clocks-hot-wind-of-galaxy-m82/) [ 4 min read NASA’s Hubble Revisits Crab Nebula to Track 25 Years of Expansion article 2 weeks ago](https://science.nasa.gov/missions/hubble/nasas-hubble-revisits-crab-nebula-to-track-25-years-of-expansion/) ### Highlights [ 5 min read Meet NASA’s New Artemis II Science Officers article 1 day ago](https://science.nasa.gov/missions/artemis/meet-nasas-new-artemis-ii-science-officers/) [ 4 min read Barents Sea Tied to Low Arctic Sea Ice article 2 days ago](https://science.nasa.gov/earth/earth-observatory/barents-sea-tied-to-low-arctic-sea-ice/) [ 2 min read Georgia Peterson article 3 days ago](https://www.nasa.gov/people/georgia-peterson/) ### Highlights [ 4 min read NASA Selects Finalists in Student Aircraft Maintenance Competition article 2 weeks ago](https://www.nasa.gov/aeronautics/nasa-selects-finalists-in-student-aircraft-maintenance-competition/) [ 2 min read NASA’s X-59 Experimental Supersonic Aircraft Makes Second Flight article 2 weeks ago](https://www.nasa.gov/missions/quesst/nasas-x-59-experimental-supersonic-aircraft-makes-second-flight/) [ 2 min read NASA Simulations Improve Artemis II Launch Environment article 2 weeks ago](https://www.nasa.gov/aeronautics/artemis-sls-launch-sim/) ### Highlights [ 3 min read Fires Tear Through Nebraska Grasslands article 5 days ago](https://science.nasa.gov/earth/earth-observatory/fires-tear-through-nebraska-grasslands/) [ 3 min read I Am Artemis: Erik Richards article 1 week ago](https://www.nasa.gov/missions/artemis/i-am-artemis/i-am-artemis-erik-richards/) [ 6 min read NASA Tech and Science Bound for Low Earth Orbit on Commercial Launch article 1 week ago](https://www.nasa.gov/directorates/stmd/nasa-tech-and-science-bound-for-low-earth-orbit-on-commercial-launch/) ### Highlights [ 1 min read Join the Artemis Mission to the Moon article 5 months ago](https://www.nasa.gov/learning-resources/join-artemis/) ### Highlights [ 11 min read NASA’s Artemis II Moon Mission Daily Agenda article 3 weeks ago](https://www.nasa.gov/missions/artemis/nasas-artemis-ii-moon-mission-daily-agenda/) [ 4 min read Preparing for Artemis II: Training for a Mission Around the Moon article 2 months ago](https://www.nasa.gov/centers-and-facilities/johnson/preparing-for-artemis-ii-training-for-a-mission-around-the-moon/) [ 3 min read Track NASA’s Artemis II Mission in Real Time article 4 weeks ago](https://www.nasa.gov/missions/artemis/artemis-2/track-nasas-artemis-ii-mission-in-real-time/) ### Highlights [ 11 min read La NASA anuncia la cobertura de la misión lunar Artemis II article 1 week ago](https://www.nasa.gov/es/la-nasa-anuncia-la-cobertura-de-la-mision-lunar-artemis-ii/) [ 15 min read Agenda diaria de la misión a la Luna de Artemis II de la NASA article 3 weeks ago](https://www.nasa.gov/es/agenda-diaria-de-la-mision-a-la-luna-de-artemis-ii-de-la-nasa/) [ 6 min read La NASA refuerza Artemis: añade una misión y perfecciona su arquitectura general article 1 month ago](https://www.nasa.gov/humans-in-space/astronauts/la-nasa-refuerza-artemis-anade-una-mision-y-perfecciona-su-arquitectura-general/) Explore This Section - [Science Missions](https://science.nasa.gov/science-missions/) - Science Topics - [Earth Science](https://science.nasa.gov/earth/) - [Planetary Science](https://science.nasa.gov/planetary-science/) - [Astrophysics and Space Science](https://science.nasa.gov/astrophysics/) - [The Sun and Heliophysics](https://science.nasa.gov/heliophysics/) - [Biological and Physical Sciences](https://science.nasa.gov/biological-physical/) - [Lunar Discovery and Exploration](https://science.nasa.gov/lunar-science/) - [Astrobiology](https://science.nasa.gov/astrobiology/) - [Science-enabling Technology](https://science.nasa.gov/technology/) - [Artificial Intelligence for Science](https://science.nasa.gov/artificial-intelligence-science/) - For Everyone - [Overview](https://science.nasa.gov/for-everyone/) - [Learn](https://science.nasa.gov/learn) - [Engage](https://science.nasa.gov/engage/) - [Citizen Science](https://science.nasa.gov/citizen-science/) - [Open Science](https://science.nasa.gov/open-science/) - [Skywatching](https://science.nasa.gov/skywatching/) - [Multimedia](https://science.nasa.gov/multimedia/) - [Blogs](https://science.nasa.gov/science-blogs/) - For Researchers - [Overview](https://science.nasa.gov/researchers/) - [Solicitations and Announcements](https://science.nasa.gov/researchers/sara/grant-solicitations/) - [ROSES FAQ](https://science.nasa.gov/researchers/sara/faqs/) - [MOSAICS](https://science.nasa.gov/researchers/mosaics-program/) - [ROSES Blog](https://science.nasa.gov/researchers/solicitations/roses-blogs/) - [NAC Science Committee](https://science.nasa.gov/science-committee/) - [NASA Postdoc Program](https://science.nasa.gov/nasa-postdoc-program/) - [Points of Contact](https://science.nasa.gov/researchers/program-officers-list/) - [Citizen Science](https://science.nasa.gov/?post_type=topic&p=33094) - [PI Resources](https://science.nasa.gov/researchers/new-pi-resources/) - [Open Science](https://science.nasa.gov/open-science/) - [Science Data](https://science.data.nasa.gov/) - [Help & Support](https://science.nasa.gov/researchers/sara/how-to-guide/) - [Suborbital Program](https://science.nasa.gov/researchers/suborbital/) - [Funding for Events](https://science.nasa.gov/researchers/funding-for-events/) - About NASA Science - [About Us](https://science.nasa.gov/about-us/) - [Science Leadership](https://science.nasa.gov/about-us/bios/) - [People](https://science.nasa.gov/science-people/) - [Science Strategy](https://science.nasa.gov/about-us/science-strategy/) - [Chief Science Data Officer](https://science.nasa.gov/about-us/ocsdo/) - [Toolkits](https://science.nasa.gov/toolkits/) - [UAP](https://science.nasa.gov/uap/) - [Archived Sites](https://science.nasa.gov/about-us/nasa-science-archives/) - [Communications](https://science.nasa.gov/about-us/communications/) - [Contact Us](https://science.nasa.gov/about-us/contact-us) - More - [Español](https://ciencia.nasa.gov/) - [Kids](https://science.nasa.gov/kids/) - [Workforce Initiatives](https://science.nasa.gov/about-us/science-workforce-initiatives/) # NASA Science Missions ## Featured Missions Our mission milestones showcase the breadth and depth of NASA science. [All Science Missions](https://science.nasa.gov/science-missions/#all-missions)  ### IMAP Launched September 24, 2025, IMAP will help researchers better understand the boundary of the heliosphere, a huge bubble created by the Sun surrounding and protecting our solar system. [More about IMAP](https://science.nasa.gov/mission/imap/)  ### TRACERS Launched July 23, 2025, TRACERS will study magnetic reconnection—when solar activity disrupts Earth’s magnetic field—to help scientists better understand and prepare for the effects of space weather. [More about TRACERS](https://science.nasa.gov/mission/tracers/)  ### Dragonfly Dragonfly, the first-of-its-kind rotorcraft to explore another world, will fly to various locations on Saturn’s moon Titan and investigate the moon’s habitability. [More about Dragonfly](https://science.nasa.gov/mission/dragonfly/) ## Mission News [More Mission News](https://science.nasa.gov/missions/mission-news/) [Blog 2 Min Read Artemis II Flight Day 4: Crew Completes Manual Piloting Demonstration ](https://www.nasa.gov/blogs/missions/2026/04/04/artemis-ii-flight-day-4-crew-completes-manual-piloting-demonstration/) [Article 10 Min Read NASA Answers Your Most Pressing Artemis II Questions ](https://www.nasa.gov/missions/nasa-answers-your-most-pressing-artemis-ii-questions/) [Blog 6 Min Read Artemis II Flight Day 4: Deep-Space Flying, Lunar Flyby Prep ](https://www.nasa.gov/blogs/missions/2026/04/04/artemis-ii-flight-day-4-deep-space-flying-lunar-flyby-prep/) [Image Article 1 Min Read Illuminated in Orion ](https://www.nasa.gov/image-article/illuminated-in-orion/) ## Eye on Infinity: NASA Celebrates Hubble’s 35th Year in Orbit In celebration of the Hubble Space Telescope’s 35 years in Earth orbit, NASA is releasing an assortment of compelling images recently taken by Hubble, stretching from the planet Mars to star-forming regions, and a neighboring galaxy. [Explore Hubble](https://science.nasa.gov/missions/hubble/nasa-celebrates-hubbles-35th-year-in-orbit/)  A selection of photogenic space targets to celebrate the 35th anniversary of NASA's Hubble Space Telescope. Upper left: Mars. Upper right: planetary nebula NGC 2899. Lower left: a small portion of the Rosette Nebula. Lower right: barred spiral galaxy NGC 5335. Image: NASA, ESA, STScI; Image Processing: Joseph DePasquale (STScI), Alyssa Pagan (STScI) Featured Video ### **Cosmic Dawn Trailer** The documentary brings viewers on an unprecedented journey through Webb’s delicate assembly, rigorous testing, and triumphant launch, showcasing the sheer complexity and breathtaking risks involved in creating a telescope capable of peering billions of years into the past. Follow the telescope from an idea developed at NASA’s Goddard Space Flight Center all the way to the launchpad in French Guiana, with never-before-seen footage captured by the Webb film crew offering intimate access to the challenges and triumphs along the way. [Learn more about Cosmic Dawn](https://www.nasa.gov/cosmicdawn/) ## NASA Science Fleet Chart NASA Science missions circle the Earth, the Sun, the Moon, Mars, and many other destinations within our Solar System, including spacecraft that look out even further into our universe. The Science Fleet depicts the scope of NASA’s activity and how our missions have permeated throughout the solar system. [Download the Science Fleet Chart](https://assets.science.nasa.gov/content/dam/science/cds/creative/smd-fleet/SMD_FLEET_OPERATING_CROSS-DIRECTORATE_DEC_2025_PRINT.jpg)  Updated December 2025 ## All Science Missions ## Filters [](https://science.nasa.gov/mission/3d-tissue-chips/) [3D Tissue Chips](https://science.nasa.gov/mission/3d-tissue-chips/) Developing tissue chips that can be used for modeling of acute and/or chronic exposures for 6 months or longer 3D… [](https://science.nasa.gov/mission/a-train/) [A-Train: The Afternoon Constellation](https://science.nasa.gov/mission/a-train/) What is the A-Train? From their vantage point high above the Earth’s surface, NASA’s Earth-observing satellite missions are uniquely positioned… [](https://science.nasa.gov/mission/pioneer-0-able1/) [Able 1 (Pioneer 0)](https://science.nasa.gov/mission/pioneer-0-able1/) Pioneer 0, also known as Able 1, was the first-ever launch to the Moon — and humanity’s first attempt to… [](https://science.nasa.gov/mission/pioneer-1-able-2/) [Able 2 (Pioneer 1)](https://science.nasa.gov/mission/pioneer-1-able-2/) The U.S. Air Force shared management of this lunar mission with America's newly-formed space agency — NASA. [](https://science.nasa.gov/mission/pioneer-p-3-able-4b/) [Able 4B (Pioneer P-3)](https://science.nasa.gov/mission/pioneer-p-3-able-4b/) Able 4B, also known as Pioneer P-3, was part of a U.S. push to get to the Moon after the… [](https://science.nasa.gov/mission/pioneer-p-30-able-5a/) [Able 5A (Pioneer P-30)](https://science.nasa.gov/mission/pioneer-p-30-able-5a/) What was Able 5A (Pioneer P-30)? This U.S. probe had a mission similar to its failed predecessor, Able 4B. It… [](https://science.nasa.gov/mission/pioneer-p-31-able-5b/) [Able 5B (Pioneer P-31)](https://science.nasa.gov/mission/pioneer-p-31-able-5b/) What was Able 5B (Pioneer P-31)? LIke its two unsuccessful predecessors, this U.S. spacecraft was launched to orbit the Moon.… [](https://science.nasa.gov/mission/ace/) [ACE](https://science.nasa.gov/mission/ace/) ACE (Advanced Composition Explorer) is Designed to collect and analyze particles from near and far, ranging from solar wind ions… [](https://science.nasa.gov/mission/acme/) [ACME](https://science.nasa.gov/mission/acme/) Advancing combustion technology via fundamental microgravity/Improving efficiency and reducing emission in practical terrestrial combustion The Advanced Combustion via Microgravity Experiments… [](https://science.nasa.gov/mission/acrimsat/) [ACRIMSAT](https://science.nasa.gov/mission/acrimsat/) The Active Cavity Irradiance Monitor Satellite, or AcrimSat, mission spent 14 years in orbit monitoring Earth's main energy source, radiation… [](https://science.nasa.gov/mission/act-america/) [ACT-America](https://science.nasa.gov/mission/act-america/) [](https://science.nasa.gov/mission/adeos-midori/) [ADEOS / Midori](https://science.nasa.gov/mission/adeos-midori/) [](https://science.nasa.gov/mission/advanced-plant-habitat/) [Advanced Plant Habitat](https://science.nasa.gov/mission/advanced-plant-habitat/) Conducting plant bioscience research aboard the International Space Station The Advanced Plant Habitat (APH) is the largest, fully automated plant… [](https://science.nasa.gov/mission/aim/) [AIM](https://science.nasa.gov/mission/aim/) [](https://science.nasa.gov/mission/airmoss/) [AirMOSS](https://science.nasa.gov/mission/airmoss/) [](https://science.nasa.gov/mission/akatsuki/) [Akatsuki](https://science.nasa.gov/mission/akatsuki/) Launch Date May 21, 2010 Launch Site Tanegashima Space Center, Tanegashima, Japan Destination Venus Type Orbiter Status Successful–In Progress Nation… [](https://science.nasa.gov/mission/apollo-15-subsatellite/) [Apollo 15 Subsatellite](https://science.nasa.gov/mission/apollo-15-subsatellite/) Launch Date Aug. 4, 1971 Launch Site Cape Canaveral, Florida, USA \| Launch Complex 39A Destination Earth’s Moon Type Orbiter… [](https://science.nasa.gov/mission/apollo-16-subsatellite/) [Apollo 16 Subsatellite](https://science.nasa.gov/mission/apollo-16-subsatellite/) Launch Date Apr. 24, 1972 Launch Site Cape Canaveral, Florida, USA \| Launch Complex 39A Destination Earth’s Moon Type Orbiter… [](https://science.nasa.gov/mission/aqua/) [Aqua](https://science.nasa.gov/mission/aqua/) Aqua is a NASA Earth Science satellite mission that is collecting data about the Earth's water cycle. [](https://science.nasa.gov/mission/aquarius/) [Aquarius](https://science.nasa.gov/mission/aquarius/) Aquarius/SAC-D mapped the salinity at the ocean surface, information critical to improving our understanding of the water cycle and ocean… [](https://science.nasa.gov/mission/arcstone/) [Arcstone](https://science.nasa.gov/mission/arcstone/) NASA's Arcstone instrument will be the first mission exclusively dedicated to measuring moonlight, or lunar reflectance, from space as a… [](https://science.nasa.gov/mission/arctas/) [ARCTAS](https://science.nasa.gov/mission/arctas/) [](https://science.nasa.gov/mission/asca/) [ASCA](https://science.nasa.gov/mission/asca/) [](https://science.nasa.gov/mission/asthros/) [ASTHROS](https://science.nasa.gov/mission/asthros/) [](https://science.nasa.gov/mission/astro-observatory-1/) [Astro Observatory 1](https://science.nasa.gov/mission/astro-observatory-1/) [](https://science.nasa.gov/mission/astro-observatory-2/) [Astro Observatory 2](https://science.nasa.gov/mission/astro-observatory-2/) [](https://science.nasa.gov/mission/athena/) [Athena EPIC](https://science.nasa.gov/mission/athena/) NASA, the U.S. Space Force, NOAA, and NovaWurks have strategically aligned efforts to gain wisdom from Athena — a SmallSat… [](https://science.nasa.gov/mission/atlas/) [ATLAS](https://science.nasa.gov/mission/atlas/) The Atlas Program ATLAS-1, the first of the ATLAS series of Shuttle flights, was an important part of the long-term,… [](https://science.nasa.gov/mission/aos/) [Atmosphere Observing System](https://science.nasa.gov/mission/aos/) AOS will make the first-ever global measurements from space that reveal how ice and water move vertically within clouds. Not only… [](https://science.nasa.gov/mission/ariel/) [Atmospheric Remote-sensing Infrared Exoplanet Large-survey](https://science.nasa.gov/mission/ariel/) [](https://science.nasa.gov/mission/atmospheric-tomography-mission/) [Atmospheric Tomography Mission (ATom)](https://science.nasa.gov/mission/atmospheric-tomography-mission/) [](https://science.nasa.gov/mission/ats/) [ATS](https://science.nasa.gov/mission/ats/) Applications Technology Satellite Program The Applications Technology Satellite (ATS) series was conceived of as a follow-on to the successful experimental… [](https://science.nasa.gov/mission/attrex/) [ATTREX](https://science.nasa.gov/mission/attrex/) [](https://science.nasa.gov/mission/aura/) [Aura](https://science.nasa.gov/mission/aura/) Aura (Latin for breeze) obtains measurements of ozone, aerosols and key gases throughout the atmosphere. [](https://science.nasa.gov/mission/awe/) [AWE](https://science.nasa.gov/mission/awe/) The Atmospheric Waves Experiment (AWE) is attached to the exterior of the Earth-orbiting International Space Station. From its space station… [](https://science.nasa.gov/mission/barrel/) [BARREL](https://science.nasa.gov/mission/barrel/) BARREL was a balloon-based mission to study X-rays in Earth’s atmosphere near the North and South poles. [](https://science.nasa.gov/mission/bbxrt/) [BBXRT](https://science.nasa.gov/mission/bbxrt/) [](https://science.nasa.gov/mission/beccal/) [BECCAL](https://science.nasa.gov/mission/beccal/) [](https://science.nasa.gov/mission/bepicolombo/) [BepiColombo](https://science.nasa.gov/mission/bepicolombo/) What is BepiColombo? BepiColombo is an international mission comprised of two spacecraft riding together to Mercury to orbit and to… [](https://science.nasa.gov/mission/beresheet/) [Beresheet](https://science.nasa.gov/mission/beresheet/) Beresheet was Israel's first lunar mission and the first attempt by a private company to land on the Moon. [](https://science.nasa.gov/mission/bio-expt-01/) [BioExpt-01](https://science.nasa.gov/mission/bio-expt-01/) Biological Experiment-01 on Artemis I Studying how life responds to conditions beyond low Earth orbit BioExperiment-01 (BioExpt-01) will serve as… [](https://science.nasa.gov/mission/bion-biocosmos/) [Bion / Biocosmos](https://science.nasa.gov/mission/bion-biocosmos/) [](https://science.nasa.gov/mission/bric-24/) [BRIC-24](https://science.nasa.gov/mission/bric-24/) [](https://science.nasa.gov/mission/burstcube/) [BurstCube](https://science.nasa.gov/mission/burstcube/) BurstCube is a shoebox-sized satellite designed to study the universe’s most powerful explosions. [](https://science.nasa.gov/mission/calipso/) [CALIPSO](https://science.nasa.gov/mission/calipso/) Earth Orbiter [](https://science.nasa.gov/mission/carruthers-geocorona-observatory/) [Carruthers Geocorona Observatory](https://science.nasa.gov/mission/carruthers-geocorona-observatory/) Overview The Carruthers Geocorona Observatory, or Carruthers mission, studies Earth’s exosphere, the outermost layer of Earth’s atmosphere. It is the… [](https://science.nasa.gov/mission/carve/) [CARVE](https://science.nasa.gov/mission/carve/) [](https://science.nasa.gov/mission/cassini/) [Cassini-Huygens](https://science.nasa.gov/mission/cassini/) Saturn Orbiter [](https://science.nasa.gov/mission/cats/) [CATS](https://science.nasa.gov/mission/cats/) [](https://science.nasa.gov/mission/compact-radiation-belt-explorer/) [CeREs](https://science.nasa.gov/mission/compact-radiation-belt-explorer/) [](https://science.nasa.gov/mission/cgro/) [CGRO](https://science.nasa.gov/mission/cgro/) 1 [2](https://science.nasa.gov/science-missions/) [3](https://science.nasa.gov/science-missions/) … [9](https://science.nasa.gov/science-missions/) [Next](https://science.nasa.gov/science-missions/)  ### National Aeronautics and Space Administration NASA explores the unknown in air and space, innovates for the benefit of humanity, and inspires the world through discovery. - [About NASA's Mission](https://www.nasa.gov/about/) [Join Us](https://www.nasa.gov/get-involved/) - [Home](https://www.nasa.gov/) - [News & Events](https://www.nasa.gov/news/) - [Multimedia](https://www.nasa.gov/multimedia/) - [NASA+](https://plus.nasa.gov/) - [Missions](https://www.nasa.gov/nasa-missions/) - [Humans in Space](https://www.nasa.gov/humans-in-space/) - [Earth](https://science.nasa.gov/earth/) - [The Solar System](https://science.nasa.gov/solar-system/) - [The Universe](https://science.nasa.gov/universe/) - [Science](https://science.nasa.gov/) - [Aeronautics](https://www.nasa.gov/aeronautics/) - [Technology](https://www.nasa.gov/technology/) - [Learning Resources](https://www.nasa.gov/learning-resources/) - [About NASA](https://www.nasa.gov/about/) - [NASA en Español](https://www.nasa.gov/es/) ### Follow NASA - [More NASA Social Accounts](https://www.nasa.gov/social-media/) - [NASA Newsletters](https://www.nasa.gov/nasa-newsletters/) - [Sitemap](https://www.nasa.gov/sitemap/) - [For Media](https://www.nasa.gov/news/nasa-media-contacts/) - [Privacy Policy](https://www.nasa.gov/nasa-web-privacy-policy-and-important-notices/) - [FOIA](https://www.nasa.gov/foia/) - [No FEAR Act](https://www.nasa.gov/no-fear-act/) - [Office of the IG](http://oig.nasa.gov/) - [Budget & Annual Reports](https://www.nasa.gov/budgets-plans-and-reports/) - [Agency Financial Reports](https://www.nasa.gov/organizations/budget-annual-reports/agency-financial-reports/) - [Contact NASA](https://www.nasa.gov/contact-nasa/) - [Accessibility](https://www.nasa.gov/accessibility/) - Page Last Updated: Feb 12, 2026 - Page Editor: Julie Stoltz - Responsible NASA Official for Science: Diana Logreira × Notifications

[](https://science.nasa.gov/mission/3d-tissue-chips/) [3D Tissue Chips](https://science.nasa.gov/mission/3d-tissue-chips/) Developing tissue chips that can be used for modeling of acute and/or chronic exposures for 6 months or longer 3D… [](https://science.nasa.gov/mission/a-train/) [A-Train: The Afternoon Constellation](https://science.nasa.gov/mission/a-train/) What is the A-Train? From their vantage point high above the Earth’s surface, NASA’s Earth-observing satellite missions are uniquely positioned… [](https://science.nasa.gov/mission/pioneer-0-able1/) [Able 1 (Pioneer 0)](https://science.nasa.gov/mission/pioneer-0-able1/) Pioneer 0, also known as Able 1, was the first-ever launch to the Moon — and humanity’s first attempt to… [](https://science.nasa.gov/mission/pioneer-1-able-2/) [Able 2 (Pioneer 1)](https://science.nasa.gov/mission/pioneer-1-able-2/) The U.S. Air Force shared management of this lunar mission with America's newly-formed space agency — NASA. [](https://science.nasa.gov/mission/pioneer-p-3-able-4b/) [Able 4B (Pioneer P-3)](https://science.nasa.gov/mission/pioneer-p-3-able-4b/) Able 4B, also known as Pioneer P-3, was part of a U.S. push to get to the Moon after the… [](https://science.nasa.gov/mission/pioneer-p-30-able-5a/) [Able 5A (Pioneer P-30)](https://science.nasa.gov/mission/pioneer-p-30-able-5a/) What was Able 5A (Pioneer P-30)? This U.S. probe had a mission similar to its failed predecessor, Able 4B. It… [](https://science.nasa.gov/mission/pioneer-p-31-able-5b/) [Able 5B (Pioneer P-31)](https://science.nasa.gov/mission/pioneer-p-31-able-5b/) What was Able 5B (Pioneer P-31)? LIke its two unsuccessful predecessors, this U.S. spacecraft was launched to orbit the Moon.… [](https://science.nasa.gov/mission/ace/) [ACE](https://science.nasa.gov/mission/ace/) ACE (Advanced Composition Explorer) is Designed to collect and analyze particles from near and far, ranging from solar wind ions… [](https://science.nasa.gov/mission/acme/) [ACME](https://science.nasa.gov/mission/acme/) Advancing combustion technology via fundamental microgravity/Improving efficiency and reducing emission in practical terrestrial combustion The Advanced Combustion via Microgravity Experiments… [](https://science.nasa.gov/mission/acrimsat/) [ACRIMSAT](https://science.nasa.gov/mission/acrimsat/) The Active Cavity Irradiance Monitor Satellite, or AcrimSat, mission spent 14 years in orbit monitoring Earth's main energy source, radiation… [](https://science.nasa.gov/mission/act-america/) [](https://science.nasa.gov/mission/adeos-midori/) [](https://science.nasa.gov/mission/advanced-plant-habitat/) [Advanced Plant Habitat](https://science.nasa.gov/mission/advanced-plant-habitat/) Conducting plant bioscience research aboard the International Space Station The Advanced Plant Habitat (APH) is the largest, fully automated plant… [](https://science.nasa.gov/mission/aim/) [](https://science.nasa.gov/mission/airmoss/) [](https://science.nasa.gov/mission/akatsuki/) [Akatsuki](https://science.nasa.gov/mission/akatsuki/) Launch Date May 21, 2010 Launch Site Tanegashima Space Center, Tanegashima, Japan Destination Venus Type Orbiter Status Successful–In Progress Nation… [](https://science.nasa.gov/mission/apollo-15-subsatellite/) [Apollo 15 Subsatellite](https://science.nasa.gov/mission/apollo-15-subsatellite/) Launch Date Aug. 4, 1971 Launch Site Cape Canaveral, Florida, USA \| Launch Complex 39A Destination Earth’s Moon Type Orbiter… [](https://science.nasa.gov/mission/apollo-16-subsatellite/) [Apollo 16 Subsatellite](https://science.nasa.gov/mission/apollo-16-subsatellite/) Launch Date Apr. 24, 1972 Launch Site Cape Canaveral, Florida, USA \| Launch Complex 39A Destination Earth’s Moon Type Orbiter… [](https://science.nasa.gov/mission/aqua/) [Aqua](https://science.nasa.gov/mission/aqua/) Aqua is a NASA Earth Science satellite mission that is collecting data about the Earth's water cycle. [](https://science.nasa.gov/mission/aquarius/) [Aquarius](https://science.nasa.gov/mission/aquarius/) Aquarius/SAC-D mapped the salinity at the ocean surface, information critical to improving our understanding of the water cycle and ocean… [](https://science.nasa.gov/mission/arcstone/) [Arcstone](https://science.nasa.gov/mission/arcstone/) NASA's Arcstone instrument will be the first mission exclusively dedicated to measuring moonlight, or lunar reflectance, from space as a… [](https://science.nasa.gov/mission/arctas/) [](https://science.nasa.gov/mission/asca/) [](https://science.nasa.gov/mission/asthros/) [](https://science.nasa.gov/mission/astro-observatory-1/) [](https://science.nasa.gov/mission/astro-observatory-2/) [](https://science.nasa.gov/mission/athena/) [Athena EPIC](https://science.nasa.gov/mission/athena/) NASA, the U.S. Space Force, NOAA, and NovaWurks have strategically aligned efforts to gain wisdom from Athena — a SmallSat… [](https://science.nasa.gov/mission/atlas/) [ATLAS](https://science.nasa.gov/mission/atlas/) The Atlas Program ATLAS-1, the first of the ATLAS series of Shuttle flights, was an important part of the long-term,… [](https://science.nasa.gov/mission/aos/) [Atmosphere Observing System](https://science.nasa.gov/mission/aos/) AOS will make the first-ever global measurements from space that reveal how ice and water move vertically within clouds. Not only… [](https://science.nasa.gov/mission/ariel/) [](https://science.nasa.gov/mission/atmospheric-tomography-mission/) [](https://science.nasa.gov/mission/ats/) [ATS](https://science.nasa.gov/mission/ats/) Applications Technology Satellite Program The Applications Technology Satellite (ATS) series was conceived of as a follow-on to the successful experimental… [](https://science.nasa.gov/mission/attrex/) [](https://science.nasa.gov/mission/aura/) [Aura](https://science.nasa.gov/mission/aura/) Aura (Latin for breeze) obtains measurements of ozone, aerosols and key gases throughout the atmosphere. [](https://science.nasa.gov/mission/awe/) [AWE](https://science.nasa.gov/mission/awe/) The Atmospheric Waves Experiment (AWE) is attached to the exterior of the Earth-orbiting International Space Station. From its space station… [](https://science.nasa.gov/mission/barrel/) [BARREL](https://science.nasa.gov/mission/barrel/) BARREL was a balloon-based mission to study X-rays in Earth’s atmosphere near the North and South poles. [](https://science.nasa.gov/mission/bbxrt/) [](https://science.nasa.gov/mission/beccal/) [](https://science.nasa.gov/mission/bepicolombo/) [BepiColombo](https://science.nasa.gov/mission/bepicolombo/) What is BepiColombo? BepiColombo is an international mission comprised of two spacecraft riding together to Mercury to orbit and to… [](https://science.nasa.gov/mission/beresheet/) [Beresheet](https://science.nasa.gov/mission/beresheet/) Beresheet was Israel's first lunar mission and the first attempt by a private company to land on the Moon. [](https://science.nasa.gov/mission/bio-expt-01/) [BioExpt-01](https://science.nasa.gov/mission/bio-expt-01/) Biological Experiment-01 on Artemis I Studying how life responds to conditions beyond low Earth orbit BioExperiment-01 (BioExpt-01) will serve as… [](https://science.nasa.gov/mission/bion-biocosmos/) [](https://science.nasa.gov/mission/bric-24/) [](https://science.nasa.gov/mission/burstcube/) [BurstCube](https://science.nasa.gov/mission/burstcube/) BurstCube is a shoebox-sized satellite designed to study the universe’s most powerful explosions. [](https://science.nasa.gov/mission/calipso/) [](https://science.nasa.gov/mission/carruthers-geocorona-observatory/) [Carruthers Geocorona Observatory](https://science.nasa.gov/mission/carruthers-geocorona-observatory/) Overview The Carruthers Geocorona Observatory, or Carruthers mission, studies Earth’s exosphere, the outermost layer of Earth’s atmosphere. It is the… [](https://science.nasa.gov/mission/carve/) [](https://science.nasa.gov/mission/cassini/) [Cassini-Huygens](https://science.nasa.gov/mission/cassini/) Saturn Orbiter [](https://science.nasa.gov/mission/cats/) [](https://science.nasa.gov/mission/compact-radiation-belt-explorer/) [](https://science.nasa.gov/mission/cgro/)