NASA's Terra satellite captured this image of phytoplankton in bloom in Australia's Shark Bay on November 6, 2004.
A large tornado that cut a 66-kilometer (41-mile) swath of destruction across southern Indiana and northwestern Kentucky in the early…
Attired in Russian Sokol launch and entry suits, NASA astronaut and Expedition 16 commander Peggy A. Whitson, the station's first…
This artist's conception illustrates the decline in our universe's "birth-rate" over time. When the universe was young, massive galaxies were…
An artist's concept shows the Astro-E2 spacecraft, set to launch this month. A joint effort between NASA and the Japan…
This Hubble Space Telescope image reveals an expanding shell of glowing gas surrounding a hot, massive star in our Milky…
What lies at the bottom of Hyperion's strange craters? Noone knows. To help find out, Cassini took this image, containing…
As part of the Project Fire study in 1962, technicians at NASA's Langley Research Center ready materials to be subjected…
An image from NASA's Mars Global Surveyor shows a crater in southern winter with frost deposits on the northern wall.
This self-portrait of NASA's Mars Exploration Rover Opportunity comes courtesy of the Sun and the rover's front hazard-avoidance camera. The…
