A galaxy with layers like an onion shines in Dark Energy Camera image
A new image taken by the Dark Energy Camera shows a “galactic onion,” a shell galaxy with multiple layers that are spread out over a distance of 150,000 light-years. At…
Telescope captures the remnants of a supernova first seen 2,000 years ago
Some of the most dramatic events in the universe are supernovae, which happen either when massive stars run out of fuel and come to the end of their lives, or…
Browse through 3B celestial objects in Milky Way survey
A new survey of the Milky Way has been released containing more than 3 billion objects, making it one of the largest astronomical catalogs ever produced. The second data release…