For every galaxy that's visible from Earth, there are nine smaller ones that we can't see, even with all the technology we've ...

Hubble reveals a chaotic spiral galaxy whose close encounter with a neighbor has ignited a spectacular burst of star birth.

The new paper argues that, in SN 1181, the first phase of the supernova fizzled out and left behind an unusually active ...

James Webb has spotted the most distant supernova ever seen, exploding just 730 million years after the Big Bang, offering ...

Astronomers were puzzled by a black hole around 50 million times the mass of the sun with no stars, spotted by the James Webb ...

Astronomers have obtained remarkably detailed images of two stellar explosions -- called novae -- just days after they began.

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

Contrary to popular belief, our universe may not be constantly expanding after all. A groundbreaking study by South Korean ...

The universe has likely shifted from a period of acceleration to a phase of deceleration, new study by Korean researchers ...

As a rocket revolution sets the stage for astronauts to explore Mars, advances in bioengineering could help them survive the ...

The James Webb Space Telescope has captured stunning images of Sagittarius B2, a massive molecular cloud near the Milky Way's ...