A cosmic ring of stars (blue) and black holes (pink) imaged by the Chandra X-ray Observatory and Hubble Space Telescope. Notice the bright star and quasar, which appears as a pink object at upper left.
Credit: NASA/CXC/MIT/S.Rappaport et al, Optical: NASA
Supernova remnant IC 443 as seen by NASA's Wide-field Infrared Survey Explorer, also known as the Jellyfish Nebula.
New images of a coronal hole taken by the Hinode satellite. The satellite's on a mission to study the sun.
The South Equatorial Belt of the Jovian moon Europa photographed by the Keck II telescope's Adaptive Optics system. The picture was taken using thermal infrared light.
Last week NASA celebrated the first-year anniversary of its Solar Dynamics Observatory. This is one of its first pictures.
After 13 months on the job, this is the last ever photo taken by NASA's Wide-field Infrared Survey Explorer.
The North American Nebula. After seeing this picture, feel perfectly free to say, "Ooooh."
Remnants of Tropical Cyclone Yasi taken by NASA's Terra satellite.
Credit: NASA/Goddard MODIS Rapid Response Team
Snowfall across 30 U.S. States last week followed by the aftermath of the Groundhog Day blizzard shows snow from the Great Plains to New England.
Credit: NOAA/NASA GOES Project
A slightly different kind of nebula, LBN 114.55+00.22 does not reflect light from nearby stars. Instead, it's an emission nebula that emits light. The nebula takes its name from the astronomer who published a catalog of nebulae in 1965, LBN stands for "Lynds Bright nebula."
Thermal infrared image of a hot avalanche of volcanic debris sliding down the southern slope of Russia's Shiveluch volcano.
The the southern aurora on Jupiter imaged by the Hubble Space Telescope.