Astronomers examining data from the James Webb Space Telescope say they've spotted what might be the oldest black hole in the ...

One hundred degrees might seem hot, when you’re sweating through your shirt in July—but on a cosmic scale it barely registers. The Sun itself is over 15 million degrees; and in a hottest-object ...

The first-ever artificial intelligence simulation of the universe seems to work like the real thing -- and is almost as mysterious.Researchers reported the new simulation June 24 in the journal ...

Based on what we know of our universe, many cosmologists believe it all began when the Big Bang spat a bunch of matter into being. But a lot of questions remain. That’s why a Canadian astrophysicist ...

New computer simulations suggest the first magnetic fields that emerged after the Big Bang were much weaker than expected — ...

University of Leicester provides funding as a member of The Conversation UK. Active galaxies are some of the most luminous and impressive objects in the sky. They tend to be massive, distant and emit ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Distant quasar J043947.08+163415.7 was discovered using gravitational lensing. It is the brightest object yet discovered in ...

On Wednesday, NASA’s Lucy mission got one step closer to investigating the enigmatic asteroids near Jupiter. This story, however, really began in another corner of the cosmos more than three decades ...

Things that make you go whoa! When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The universe is a big place, and it's full of big things. Planets, ...

The fabric of expanding space as illustrated over cosmic time. One of the consequences of the expansion is that the farther away a galaxy is, the faster it appears to recede from us, and that the ...

(CNN) — Astronomers have spied a monster radio jet in the distant universe that’s twice the width of the Milky Way galaxy. The ancient object formed when the universe was less than 10% of its current ...