Supernova 1994D and the Unexpected Universe
Long ago, far away, a star exploded. Supernova 1994D, visible as the bright spot on the lower left, […]
NASA
Messier Craters in Stereo
Many bright nebulae and star clusters in planet Earth’s sky are associated with the name of astronomer Charles […]
Saturn at Opposition
Telescopic observers on Earth have been treated to spectacular views of Saturn lately as the ringed planet reached […]
Nearby Spiral Galaxy NGC 4945
Large spiral galaxy NGC 4945 is seen edge-on near the center of this cosmic galaxy portrait. In fact, […]
Starburst Galaxy M94
What could cause the center of M94 to be so bright? Spiral galaxy M94 has a ring of […]
The Galaxy Tree
First came the trees. In the town of Salamanca, Spain, the photographer noticed how distinctive a grove of […]
Space Shuttle Rising
What’s that rising from the clouds? The space shuttle. Sometimes, if you looked out the window of an […]
NGC 7822 in Cepheus
Hot, young stars and cosmic pillars of gas and dust seem to crowd into NGC 7822. At the […]
A Dark and Dusty Sky
In the dusty sky toward the constellation Taurus and the Orion Arm of our Milky Way Galaxy, this […]
NGC 6240: Merging Galaxies
NGC 6240 offers a rare, nearby glimpse of a cosmic catastrophe in its final throes. The titanic galaxy-galaxy […]