Galaxies Stories

NASA-JAXA’s XRISM Telescope Clocks Hot Wind of Galaxy M82

For the first time, astronomers have directly measured the speed of superheated gas billowing from a cauldron of stellar activity at the heart of M82.

NASA’s Webb Telescope Locates Former Star That Exploded as Supernova

Forty million years ago, a star in a nearby galaxy exploded, spewing material across space and generating a brilliant beacon of light. That light traveled across the cosmos, reaching Earth June 29, 2025, where it was detected by the All-Sky…

NASA’s Hubble Identifies One of Darkest Known Galaxies

In the vast tapestry of the universe, most galaxies shine brightly across cosmic time and space. Yet a rare class of galaxies remains nearly invisible — low-surface-brightness galaxies dominated by dark matter and containing only a sparse scattering of faint…