Learn more about the International Space Station and the current Expedition 34 crew.
› Space Station Section | › Expedition 34 | › Interactive Station Guide
NuSTAR launched June 13, beginning its mission to search for black holes, map supernova explosions, and study the most extreme active galaxies.
NASA is shepherding efforts in the private sector to develop safe, affordable and reliable space transportation systems.
› Commercial Crew Program
The Gravity Recovery and Interior Laboratory mission will create the most accurate gravitational map of the moon to date.
The mission of Suomi NPP is to foster the understanding, monitoring and prediction of long-term climate change and short-term weather conditions
NEEMO provides a convincing analog to space exploration, and its crew experiences some of the same challenges underwater as they would in space.
› Meet the NEEMO 15 Crew
06.12.07 - SOFIA is an airborne observatory that will complement the Hubble, Spitzer, Herschel and Webb space telescopes, as well as Earth-based telescopes.
06.26.09 - Beneath its clouds, Jupiter holds secrets about our solar system’s early history. Juno will endeavor to unlock these secrets.
04.21.11 - The Aquarius/SAC-D mission launched on June 10, 2011 on a mission to map ocean salinity.
01.07.08 - NASA's MESSENGER spacecraft became the first mission to go into orbit around Mercury on March 17, 2011.
The Glory mission failed to reach orbit after launch. Telemetry indicated the fairing did not separate as expected.
11.04.10 - NASA's EPOXI mission successfully flew by comet Hartley 2 at about 10 a.m. EDT, Nov. 4, 2010. Hartley 2 is the fifth comet nucleus visited by a spacecraft.
04.23.10 - The Hubble Space Telescope roared into space 20 years ago to begin a career rewriting what we know about the universe around us.
The Geostationary Operational Environmental Satellite-P, or GOES-P, is the latest in a series of meteorological satellites designed to watch for storm development and weather conditions on Earth.
02.10.08 - The Solar Dynamics Observatory began its mission on Feb. 11, 2010, in an effort to help us understand the sun's influence on Earth.
WISE will study the solar system, Milky Way and universe. Among the objects WISE will study are asteroids, the coolest and dimmest stars and the most luminous galaxies.
NASA's first flight test for the agency's next-generation spacecraft and launch vehicle system, called Ares I-X, will bring NASA one step closer to its exploration goals.
› Ares I-X Flight Test Section
The Lunar Crater Observation and Sensing Satellite (LCROSS) impacted the moon after a journey of nearly 5.6 million miles that included several orbits around Earth and the moon.
› Learn More
Operation Ice Bridge, a six-year NASA field campaign, is the largest airborne survey of Earth's polar ice ever flown. It will yield a three-dimensional view of Arctic and Antarctic ice sheets, ice shelves and sea ice.
09.09.09 - NASA's Hubble Space Telescope is back in business after astronauts refurbished it in May. These first snapshots from Hubble showcase the 19-year-old telescope's new vision.
› View images and comment | › Read the feature | › NASA's press release