Scientists observe a cosmic joust where quasar radiation disrupts star formation during a mega-merger, reshaping galaxies and ...

The pair — dueling it out 11 billion light-years away in space — has given astronomers their first detailed look at a galaxy ...

One galaxy uses a quasar like a cosmic weapon, blasting its opponent and halting star formation—an epic deep-space duel seen for the first time.

Astronomers have for the first time spotted two galaxies in the throes of a deep-space “duel.” Related video above: The dark ...

In a rare cosmic spectacle, astronomers have observed two galaxies engaged in a high-speed collision, approximately 11 ...

The quasar’s radiation is stripping away gas in its companion galaxy, leaving behind clumps too compact to form new stars.

In a spectacle that could rival Star Wars, astronomers have uncovered a breathtaking cosmic event dubbed the "Cosmic Joust," where two galaxies are merging 3.6 billion light-years ...

A new publication introduces the rapidly growing field of multi-messenger gravitational lensing, which combines ...

Astronomers have observed two distant galaxies - both possessing roughly as many stars as our Milky Way - careening toward ...

As one galaxy smashed into the other, the winner pieced its cosmic victim, leaving behind a high level of radiation in a ...

Scientists observed a rare cosmic duel between two galaxies, where one emits powerful radiation damaging the other. This ...

Supermassive black holes shoot energy in bullet-like bursts rather than steady winds, affecting galaxy formation.