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NASA Science Missions

Past
Hitomi Mission Images

ASTRO-H (formerly known as NeXT and renamed Hitomi) was launched on February 17, 2016 by the... View Mission

Past
HS3

Close to 100 million Americans now live within 50 miles of a coastline, thus exposing them to... 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

Past

ICESat (Ice, Cloud, and land Elevation Satellite) was the benchmark Earth Observing System... View Mission

Operating

ICESat (Ice, Cloud,and land Elevation Satellite) is the benchmark Earth Observing System mission... View Mission

Operating

ICON studies the frontier of space: the dynamic zone high in our atmosphere where Earth weather... View Mission

Past
IEH-3

Seven experiments made up the IEH-3 payload on the STS-95 Space Shuttle mission. The seven... View Mission

Past

IMAGE studied the global response of the magnetosphere to changes in the solar wind. Major... View Mission

Future

The Interstellar Mapping and Acceleration Probe (IMAP) mission will help researchers better... View Mission

Past
IMP-8 Mission Image

IMP-8 was instrumented for interplanetary, magnetotail, and magnetospheric boundary studies of... View Mission

Operating

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

Past
ISEE Mission Image

The ISEE (International Sun-Earth Explorer) program was an international cooperative program... View Mission

Past
ISO

ISO was an infrared space telescope designed and operated by ESA in cooperation with ISAS (part... View Mission

Past

The IUE satellite was launched on January 26, 1978. It had an expected lifetime of 3 years,... View Mission

Past
IXO

The International X-ray Observatory (IXO) was an X-ray astronomy mission with joint... View Mission

Operating
Computer-generated image of IXPE spacecraft

The Imaging X-ray Polarimetry Explorer (IXPE) exploits the polarization state of light from... View Mission

Past
Illustration of Jason spacecraft with earth in background

Jason was an oceanography mission to monitor global ocean circulation, improve global climate... 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

Past

Take all the stars, all the planets and everything we can see and detect with telescopes and add... View Mission

Future
Illustration of JPSS satellite in orbit over earth

JPSS-2 will make afternoon weather and climate measurements as it orbits Earth, a shared ground... 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
KAO

For over twenty years, the Kuiper Airborne Observatory (KAO) was operated as the world's only... View Mission

Past
Keck Interferometer (KI)

The Keck Interferometer was a ground-based component of NASA's Exoplanet Exploration Program. At... View Mission

Past

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

Past
Ladee Mission Image

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

Operating
LAGEOS 1&2

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

Operating

Landsat 7, launched on April 15, 1999, continues the legacy of... View Mission

Operating
earth science, landsat 8, mission

The Landsat Data Continuity Mission (LDCM), Landsat 8, launched on February 11, 2013, is the... View Mission