Greenland’s Ice Sheet From 40,000 Feet

The Oceans Melting Greenland (OMG) field campaign team is flying NASA’s G-III aircraft at about 40,000…

Simulated Atmosphere of a Hot Gas Giant

The turbulent atmosphere of a hot, gaseous planet known as HD 80606b is shown in this…

Hubble Looks Into a Cosmic Kaleidoscope

This cosmic kaleidoscope of purple, blue and pink marks the site of two colliding galaxy clusters.

Alluvial Fans in Saheki Crater, Mars

Alluvial fans are gently-sloping wedges of sediments deposited by flowing water. Some of the best-preserved alluvial…

Liftoff of Cygnus Cargo Ship, Atlas V Rocket on Mission to International Space Station

A United Launch Alliance Atlas V rocket carrying Orbital ATK's Cygnus spacecraft on a resupply mission…

Cygnus Spacecraft Ready for Launch to the International Space Station

The Cygnus spacecraft sits on top of an Atlas V rocket ready for launch to the…

Map of Mars Gravity

A new map of Mars' gravity is the most detailed to date, providing a revealing glimpse…

Soyuz Lifts Off Carrying Jeff Williams and Crewmates to Station

A Soyuz rocket lifts off from rom the Baikonur Cosmodrome in Kazakhstan on March 19, (March…

Gantry Arms Close Around the Soyuz TMA-20M Spacecraft

The gantry arms close around the Soyuz TMA-20M spacecraft to secure the rocket, as seen in…

Haze Layers Above Pluto

This image of haze layers above Pluto’s limb was taken by the Ralph/Multispectral Visible Imaging Camera…