The HiRISE camera on board the Mars Reconnaissance Orbiter captured this look at the spectacular patterns created by wind-blown material on the south polar ice cap of Mars. The area shown is about a kilometer across.
The Mysterious Rings of Supernova What's causing those odd rings insupernova Thirty years ago, in the brightest supernova in recent history was seen in theLarge Magellanic Cloud. At the center of the featured picture is an object centr
Grand tidal streams of stars seem to surround galaxy NGC The arcing structures form tenuous loops extending more than light-years from the narrow, edge-on spiral, also known as the Splinter or Knife Edge Galaxy.
captured by NASA's Hubble Telescope in infrared. It's located in the constellation Orion about light years away from us. The Galaxy This massive galaxy is not much different than ours. Its long arms spiral outward and a.
A Milky Way Band: John P. Gleason, Celestial Images APOD Most bright stars in our Milky Way Galaxy reside in a disk. Since our Sun also resides in this disk, these stars appear to us as a diffuse band that circles the sky.