See A ‘Great American Eclipse’ As Winter Stars Wane: The Sky This Week
I pick out North America’s celestial highlights for the week ahead (which also applies to northern hemisphere mid-northern ...
Hubble Caught a Cosmic Illusion – And a Supernova Just in Time
A picturesque galaxy 40 million light-years away, NGC 5530 dazzles with its patchy spiral arms in the constellation Lupus.