For this dead star, 72 years is a single Earth day : compare

Astronomers have discovered a remarkable binary system in which a dead white dwarf star orbits a tiny stellar companion 72 times in 24 hours. The observation could help explain how tiny stars are born.

Related Keywords

Albert Einstein , Tsinghua University , Ma Huateng Telescope For Survey , Tsinghua University Ma Huateng Telescope , White Dwarf , Binary Star System , Ubdwarf Star , Binary System ,