Defrosting sand dunes in the Southern Hemisphere of Mars.
(NASA/JPL/University of Arizona)
A composite image of NGC 6357, a region of the galaxy that contains at least three clusters of young stars.
(X-ray: NASA/CXC/PSU/L. Townsley et al; Optical: UKIRT; Infrared: NASA/JPL-Caltech)
Saturn's main rings and its moons.
(NASA/Cassini Imaging team)
The Nili Fossae region of Mars.
(NASA/JPL-Caltech/Univ. of Arizona)
A new batch of stars are born within the constellation Vulpecula (Latin for "little fox").
(ESA/Herschel/PACS, SPIRE/Hi-GAL Project)
The sunlit part of Jupiter and its swirling atmosphere.
The spiral galaxy NGC 6814.
(ESA/Hubble & NASA; Acknowledgement: Judy Schmidt)
The fluted surface and elongated hills of the Medusae Fossae on Mars.
The Milky Way's nuclear star cluster, the most massive and densest star cluster in our galaxy.
(NASA, ESA, and Hubble Heritage Team (STScI/AURA, Acknowledgment: T. Do, A.Ghez (UCLA), V. Bajaj (STScI))
An aerial view of the Sahara desert in western Libya.
(Sally Ride EarthKAM)
Star trails captured by astronauts on the International Space Station.
A maelstrom of glowing gas and dark dust within one of the Milky Way's satellite galaxies, the Large Magellanic Cloud.
(ESA/Hubble & NASA)