Crab Nebula: NASA's Chandra X-Ray Laboratory released this composite of the Crab Nebula with data from Chandra (blue and white), Hubble (purple), and Spitzer (pink).
Nebulae are gigantic clouds of gas and dust that exist in space between stars. Check out 7 mesmerizing photos of this cosmic ...
Release of Type Ia supernovae data may hold key to the history of the universe
A unique dataset of Type Ia supernovae being released today could change how cosmologists measure the expansion history of ...
earth8h
80 million pixels reveal the brilliance of a star cluster
RCW 38 lies approximately 5,500 light-years away in the constellation Vela. Unlike many star clusters that appear as simple ...