X-ray astronomy

Space Powerful black hole pushes quasar’s winds across 300,000 light-years

XRISM detected violent gas motion around a distant quasar, revealing a black hole’s influence far beyond its host galaxy.

Space First x-rays captured in space mark breakthrough for astronaut health Joseph Shavit

Space XMM-Newton gamma-ray detection shows the Milky Way is bigger than previously thought Joshua Shavit

Space Student astronomer discovers rare white dwarf star feeding on a red dwarf companion Joseph Shavit

Space Gamma Cassiopeiae may be hiding a magnetic white dwarf companion Joseph Shavit