While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

Astronomers from Swinburne University in Australia and elsewhere have employed the Keck II telescope to investigate the ...

NASA's James Webb Space Telescope has captured an unprecedentedly sharp image of planetary nebula NGC 1514, revealing ...