A radar image of the Tanezrouft Basin in the Algerian Sahara.Despite harshness of the terrain that has led to it being commonly referred to as the 'Land of Terror,' the image is dominated by pastel colors and soft, flowing shapes.
A composite image of a supernova within the galaxy M100 that may contain the youngest known black hole in our cosmic neighborhood.
NASA
Image of the "Yankee Clipper" crater on Mars. NASA's Mars Exploration Rover Opportunity took this photo on its 2,410th Martian day, or sol, of work on the Red Planet.
The varied landscapes of the island nations of Great Britain (right) and Ireland (left) are featured in this Envisat image.
A small cone on the side of one of Mars' giant shield volcanoes.
Scientists dubbed these wedge-shaped, transient clouds of tiny particles as "spokes" in images from NASA's Voyager spacecraft.
International Space Shuttle Expedition 25 commander Doug Wheelock in "the 'Cupola', attached to the nadir side of the space station.
Starlight is slowly destroying this wandering cloud of gas and dust in the Pleiades star cluster.
This image from the High-Resolution Instrument on NASA's EPOXI mission spacecraft shows part of the nucleus of comet Hartley 2.
Skywatcher Jim Gamble of El Paso, Texas created this composite image of the 2010 Leonid meteor shower display using an allsky camera.