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NASA Science Missions

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Mission Key

  • Universe
  • Solar System
  • Sun
  • Earth
Future
Illustration of AIDA-DART mission spacecraft

AIDA-DART is a dual-mission concept, involving two independent spacecraft – NASA’s Double... View Mission

Future
Illustration of BepiColumbo mission spacecraft

BepiColombo will use two orbiters to study Mercury from unique vantage points looking for clues... 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

Past
Chandrayaan-1 (M3) Mission Image

The Moon Mineralogy Mapper (M3) is a state-of-the-art imaging... View Mission

Past
Clementine Mission Image

Clementine was jointly sponsored by the Ballistic Missile Defense Organization (BMDO) and NASA... View Mission

Past
Contour Mission Image

CONTOUR's goals were to improve our knowledge of key characteristics of comet nuclei and to... View Mission

Operating

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

Past

The Deep Impact mission was selected as a Discovery mission in 1999. The spacecraft was... View Mission

Past
Deep Space 1 Mission Image

The primary mission of Deep Space 1 was to test its payload of twelve advanced, high risk... View Mission

Past
Epoxi Mission Image

Extrasolar Planet Observation and Deep Impact Extended Investigation EPOXI is a follow-on... View Mission

Future
Illustration of Europa mission spacecraft

Europa might be the best place to look for environments where life could exist in the present... View Mission

Operating

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

Past
illustration of galileo spacecraft

The Galileo mission consists of two spacecraft: an orbiter and an atmospheric probe. Launched... View Mission

Past
Genesis Mission Image

The primary objective of the Genesis mission was to collect samples of solar wind particles and... View Mission

Past
GRAIL Mission Image

The Gravity Recovery and Interior Laboratory (GRAIL) mission was competitively selected through... View Mission

Past

The primary scientific objective of the Hayabusa (formerly Muses-C) mission was to collect a... View Mission

Future

InSight is a Mars lander mission planned for launch in spring 2016. InSight will investigate... View Mission

Future
Illustration of Juice mission spacecraft

NASA is collaborating with the European Space Agency (ESA) on this ESA-led mission to Ganymede... View Mission

Operating

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

Past
Ladee Mission Image

The Lunar Atmosphere and Dust Environment Explorer (LADEE) is... View Mission

Future
Illustration of Lucy spacecraft near asteroids in space

Lucy: the first mission to Jupiter’s Trojans, will launch in October 2021 and, with boosts from... View Mission

Future

Lunar Polar Hydrogen Mapper will map hydrogen within craters and other permanently shadowed... View Mission

Past
Lunar Prospector Mission Image

Lunar Prospector was the first competitively selected and third to launch in a series of... View Mission

Operating
Artistic render of Lunar Reconnaissance Orbiter (LRO)

LRO was the first mission in NASA's plan to return to the Moon and then to travel to Mars and... View Mission

Past
Magellan Mission Image

The Magellan spacecraft, named after the sixteenth-century Portuguese explorer whose expedition... View Mission

Future

Mars Cube One is one of two CubeSats flying deep into space as part of a communications-relay.... View Mission

Past
Mariner Missions Mission Image

As plans were getting under way to explore the Moon with the Rangers and Surveyors, JPL and NASA... View Mission

Future

Building on the success of Curiosity's landing, NASA announced plans for a new robotic science... View Mission

Past
Mars Climate Orbiter Mission Image

The Mars Surveyor '98 program is comprised of two spacecraft launched separately, the Mars... View Mission

Operating

NASA is participating in a mission of the European Space Agency and the Italian Space Agency... View Mission

Past

Mars Global Surveyor was the first successful U.S. mission launched to Mars since the Viking... View Mission

Past
Mars Observer Mission Image

Seventeen years after the successful Viking 1 and Viking 2 missions, Mars Observer was launched... View Mission