Three years ago, astronomers discovered ancient mysterious objects known as “little red dots.” They exhibit characteristics ...

"These nine objects are special." ...

Deep space has just delivered a cosmic curveball: an object that behaves so strangely it appears to break the rules astronomers use to describe how the universe grew up. The discovery centers on an ...

This cosmic question mark, seen in 2024, is courtesy of galaxy cluster MACS-J0417.5-1154, which is so massive that it is ...

Astronomers have discovered phosphine gas in the atmosphere of an ancient brown dwarf, Wolf 1130C, using the James Webb Space Telescope. The finding is puzzling because phosphine, a potential ...

Astronomers have spotted an intriguing cluster of objects in the Kuiper belt, the enormous, donut-shaped region of icy objects beyond the orbit of Neptune. This latest “inner kernel” was identified by ...

Here’s what you’ll learn when you read this story: The Hubble Telescope has discovered the very first Reionization-Limited H I Cloud (RELHIC). Nicknamed Cloud-9, this new astronomical object is a dark ...

On the left is a non-Earth satellite image of TRACERS-2, a spacecraft that is part of a NASA mission to study how the Sun's energy interacts with Earth's magnetic field, collected in August 2025.

Experts believe that a five-foot-wide piece of space debris discovered near an Australian mining town was part of a dead Chinese rocket. The wreckage likely crashed just before it was found. When you ...

A scientist spotted the asteroid hiding in the light of the sun. It's not an imminent threat to Earth, but other space rocks like it could be. When you purchase through links on our site, we may earn ...

Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.