Scientists have observed for first time the very early stages of a supernova — death of a star — with a massive star ...

The supernova was the death of a red supergiant star 500 times larger than the sun, in a galaxy just 22 million light-years ...

Interstellar comet 3I/ATLAS is 'exploding' with activity. See dramatic new images of its growing ion tail and learn how NASA ...

A nearby star has just been caught throwing a tantrum – and it could rewrite what we know about the potential for life in the ...

When this shock reaches the surface, it releases an enormous burst of energy. The star brightens dramatically, becoming visible as a supernova. For a short period, astronomers can study the initial ...

Swift observations with the European Southern Observatory’s Very Large Telescope (ESO’s VLT) have revealed the explosive ...

Swift observations with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the explosive death of a star just as the ...

Mysterious interstellar object 3I/ATLAS recently made its closest pass of the Sun, or perihelion, brightening up in ...

Nearly a century after Pluto’s discovery, astronomers are still searching for mysterious planets beyond Neptune - including a ...

Nearly a century after Pluto’s discovery, astronomers are still hunting for mysterious planets beyond Neptune - including a ...