Astronomers have found the most luminous object in the known universe, hiding in plain sight. Quasars are the brightest objects in the cosmos. So bright, in fact, that when they were first spotted in ...

Configurations like these, known as Einstein crosses, typically consist of four distinct points of light. This particular ...

Since the launch of the James Webb Space Telescope (JWST) in 2021, astronomers have felt as if they have gained a "magnifying ...

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 ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

According to a paper published this past week in the journal Nature Astronomy, scientists found what could be the brightest known object in the universe: a quasar produced by a massive and voracious ...

Black holes are places where gravity is so powerful that nothing — not even light — can escape. Rather than being empty, black holes are chock full of matter that gets squeezed into a teensy space.

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet ...

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

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, ...