A mysterious supernova just rewrote the rules of star death. Astronomers are still struggling to explain what happened.

The Circinus galaxy, a galaxy about 13 million light-years away, contains an active supermassive black hole that continues to ...

A famous night-sky object has yielded a surprise: a narrow, bar-shaped cloud made of highly ionized iron. The discovery comes ...

In a blow to anyone dreaming that complex life may exist elsewhere in the universe, a new study suggests we're unlikely to ...

In a new study, scientists used advanced computer models to peer beneath Jupiter's dense swirling cloud tops and tackle a ...

A supermassive black hole embedded in an early galaxy likely starved the galaxy of gas needed to form young stars, new ...

The James Webb Space Telescope has picked up the light from a massive star that exploded about a billion years after the ...

A huge bar of iron has been discovered lurking inside the iconic Ring Nebula. The structure is enormous, spanning hundreds of ...

Since launching in 2021, the James Webb Space Telescope has found hundreds of distant and apparently bright galaxies dubbed ...

New research using detailed atmospheric models shows Jupiter contains excess oxygen, helping explain its origins and deep atmospheric dynamics ...

Using JWST's Mid-Infrared Instrument, the scientists honed in on stars, all between one and eight times the mass of the sun, ...

A nearby galaxy is launching an enormous stream of super-heated gas, driven by a precessing jet from its central black hole., ...