This is *not* a space skull.💀 This is an X-ray binary system made of two parts: a compact stellar remnant -- either neutron star or black hole; and a companion star, with surrounding gas heated to millions of degrees. We repeat: This is not a space skull. https://go.nasa.gov/3DjHE5N #NASAExoplanets https://nitter.net/NASAExoplanets/status/1586790545128652802#m
Supernova Blast Provides Clues to Age of Binary Star System
Faint remnants of a supernova explosion have helped researchers identify the youngest X-ray binary found to date.NASA