The internet erupted in controversy over Felisa Wolfe-Simon and colleagues’ claim of a microbe thriving on arsenic. Nearly 15 ...
ESO’s HAWK-I infrared instrument on the Very Large Telescope (VLT) in Chile has captured a deeper view of the Orion Nebula’s core. Looking like an interstellar Frisbee, the dark feature in these two ...
Caldwell 71, or NGC 2477, is an open star cluster. Open clusters are loosely bound collections of stars. It is located roughly 4,000 light-years from Earth in the constellation Puppis.