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NASA Science Missions

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Mission Key

  • Universe
  • Solar System
  • Sun
  • Earth
Operating

Advanced Composition Explorer (ACE) observes particles of solar, interplanetary, interstellar,... View Mission

Operating
ACT-America

Understanding the terrestrial carbon cycle is essential for diagnosing current and predicting... View Mission

Operating

Fifty miles above the ground, Earth's highest clouds form an icy membrane at the edge of the... View Mission

Operating

NASA's commitment to studying the Earth as a global system... View Mission

Operating
ATOM

The Atmospheric Tomography Mission (ATom) will study the impact of human-produced air pollution... View Mission

Operating
ATTREX

Stratospheric water vapor has large impacts on the earth’s climate... View Mission

Operating

NASA's Aura is a mission to understand and protect the air we breathe. With the launch of Aura... View Mission

Operating
CALIPSO

The CALIPSO satellite was developed to help scientists answer significant questions and provide... View Mission

Operating
Illustration of Cassini spacecraft

Cassini completed its initial four-year mission to explore the Saturn System in June 2008 and... View Mission

Operating

NASA's Chandra X-ray Observatory was launched and deployed by Space Shuttle Columbia on July 23... View Mission

Operating

CloudSat uses advanced radar to "slice" through clouds to see their vertical structure,... View Mission

Operating
COARL Mission Image

The goal of the COral Reef Airborne Laboratory (CORAL) is to provide critical data and new... View Mission

Operating
CYGNSS

The Cyclone Global Navigation Satellite System (CYGNSS) will make frequent and accurate... View Mission

Operating

Dawn's goal is to characterize the conditions and processes of the solar system's earliest epoch... View Mission

Operating
DSCOVR Mission Image

The Deep Space Climate Observatory (DSCOVR) mission is a multi-agency (NOAA, United States Air... View Mission

Operating

NASA will not be moving forward with the planned 2016 and 2018 ExoMars missions that we had been... View Mission

Operating

Launched in June 2008, Fermi, NASA's largest gamma-ray observatory, has opened a wide window on... View Mission

Operating

The GEOTAIL mission is a collaborative project undertaken by the Institute of Space and... View Mission

Operating

The launch of the prototype Synchronous Meteorological Satellite, SMS-A, in May 1974 inaugurated... View Mission

Operating
GOES-R

The Geostationary Operational Environmental Satellite-R Series (GOES-R) is the next generation... View Mission

Operating

Global Precipitation Measurement (GPM) is an international satellite mission to provide next-... View Mission

Operating
GRACE

The primary goal of the GRACE mission is to accurately map... View Mission

Operating

The Hinode (Solar-B) is a highly sophisticated observational satellite equipped with three... View Mission

Operating

The Hubble Space Telescope's launch in 1990 sped humanity to one of its greatest advances in... View Mission

Operating

IBEX is the first mission designed to map the entire region of the boundary of our Solar System... View Mission

Operating
INTEGRAL

ESA's INTEGRAL is providing new insight into the most violent and exotic objects of the Universe... View Mission

Operating

Understanding the interface between the photosphere and corona remains a fundamental challenge... View Mission

Operating
Illustration of Jason-2 spacecraft with earth in background

This satellite altimetry mission provides sea surface heights for determining ocean circulation... View Mission

Operating
Illustration of Jason-3 spacecraft with earth in background

Jason-3 is a satellite mission that supports scientific, commercial and practical applications... View Mission

Operating

The primary scientific goal of the Juno mission is to significantly improve our understanding of... View Mission

Operating

The Kepler Mission, a NASA Discovery mission, was designed to survey a region of the Milky Way... View Mission

Operating
LAGEOS 1&2

LAGEOS, or Laser Geodynamics Satellites, are a series of satellites designed to provide an... View Mission