Galaxy

An intergalactic bridge stretches farther than ever imagined

In a discovery that pushes the limits of our cosmic imagination, astronomers have revealed a colossal bridge of gas and stars stretching between galaxies, accompanied by the longest tail ever observed, an intergalactic structure on a scale that rewrites what we know about the Universe.

Scientists capture first clear image of rare double-detonation supernova

Scientists have captured the first clear image of a rare double-detonation supernova, where a white dwarf star is destroyed by two rapid explosions, producing key elements such as calcium and iron.

Astronomers find rare pulsing object in the Milky Way

A newly discovered object in the Milky Way is baffling astronomers with bursts of radio and X-rays every 44 minutes.

Black holes found in dwarf galaxies treasure trove

A groundbreaking study using early data from the Dark Energy Spectroscopic Instrument (DESI) has uncovered the largest-ever sample of dwarf galaxies hosting actively feeding black holes, as well as the most extensive collection of intermediate-mass black hole candidates.

First look at a dying star’s dramatic transformation