All told, the Trump administration's proposal was to slash NASA's budget all the way down to $18.8 billion, a 24% drop and ...

"Until now, it was unknown what type of star would remain after the merger." ...

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

A sizzling exoplanet caught by the James Webb Space Telescope is shedding its atmosphere and leaving behind two gigantic helium tails.

A new image of a portion of the Helix Nebula from NASA’s James Webb Space Telescope (JWST) highlights cometlike knots, fierce ...

After two years of careful study of Webb images, researchers at the Niels Bohr Institute’s Cosmic Dawn Centre reached a ...

The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...

Astronomers have captured the most dramatic view yet of a planet losing its atmosphere, watching the ultra-hot gas giant WASP ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

How does a supermassive black hole escape its galaxy? Explore the JWST confirmation of RBH-1 and the physics of gravitational-wave recoil kicks.

Former Google CEO Eric Schmidt and his wife, Wendy, recently announced that they would finance, out of their own pocket, a ...

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