New findings captured by the James Webb Space Telescope (JWST) suggest the universe is older by almost double what scientists previously thought. For years, cosmologists thought the universe was ...

According to data from the Hubble and James Webb Space Telescopes, the origins of the free-flying photons in the early cosmic ...

Astrophysicists have, for the first time, measured the temperature of elementary particles in the radioactive afterglow of a neutron star collision, which led to the formation of a black hole. This br ...

Astronomers have spotted a black hole that's gobbling up matter at a seemingly impossible rate, surpassing previous limits.

Black holes are fascinating objects. They're unimaginably dense: If Earth was (hypothetically) crushed into a black hole, it ...

The new Webb observations involve a supermassive black hole called LID-568 that existed when the cosmos was about 11% its current age - about 1.5 billion years after the Big Bang event 13.8 billion ...

When the two neutron stars collide, the initial kilonova of exploded neutron star guts is extremely hot, billions of degrees, ...

The black hole's voracious appetite, which has allowed it to pile on more than seven million solar masses in just 12 million ...

Primordial black holes may be exploding throughout the universe. If we can catch them in the act, it could pave the way to ...

Written by the former chief historian of NASA, the book examines the evolution of our cosmic understanding—from early civilizations to the present day ...

These are just a taste of the discoveries made by the $10 billion Webb telescope since it began science observations in 2022.