Revealing What Lies Beneath

This false-color image demonstrates how use of special filters available on the Curiosity Mars rover's Mast…

From Hot to Hottest

This sequence of images shows the Sun from its surface to its upper atmosphere all taken…

Learning to Walk Before Heading to Space

Canadian Space Agency astronaut Jeremy Hansen is suspended over a mock-up of the International Space Station…

Viewing Australia’s Great Sandy Desert From Space

Flying hundreds miles above, astronauts aboard the International Space Station photographed Lake Hazlett and Lake Willis…

Hubble Digs into Cosmic Archaeology

This Hubble infrared image is part of an observing program that imaged 41 massive galaxy clusters…

Studying the Genetics of Organisms in Space

At NASA's Kennedy Space Center, organisms in a Petri plate are exposed to blue excitation lighting…

NASA Astronauts on Third and Final Spacewalk in October Series

NASA astronauts Joe Acaba (left) and Randy Bresnik (right) at work outside the International Space Station…

Remembering Astronaut Paul Weitz

In this June 1973 photo, astronaut Paul J. Weitz, Skylab 2 pilot, mans the control and…

The Grace of Saturn

Saturn's graceful lanes of orbiting ice -- its iconic rings -- wind their way around the…

Hubble Unravels a Twisted Cosmic Knot

This Hubble image shows what happens when two galaxies become one. The twisted cosmic knot seen…