Learn how Betelgeuse's atmosphere has been altered by its companion star, which has left behind a trail of expanding gas.

A potential new type of celestial object has all the makings of a normal small galaxy. It’s rich with the same hydrogen gas ...

NASA's SPHEREx Observatory has mapped the entire sky in 102 infrared colors, as seen here in this image released on Dec. 18, ...

An interstellar object detected last summer has ignited a renewed debate among astronomers after researchers floated the ...

A new study led by Harvard & Smithsonian’s Center for Astrophysics has uncovered direct evidence of a long-suspected ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Tom ...

It’s the first supermoon of the year—and after January, stargazers won’t see another for many months. Here's how to see it.

Dracula's Chivito is the largest protoplanetary disk ever observed circling a young star, located at a distance of 1,000 ...

NEW YORK (AP) — The year’s first supermoon and meteor shower will sync up in January skies, but the light from one may dim ...

Here is a look at just a few of the biggest developments in astronomy that The Debrief has been tracking in 2025.

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly ...

I/ATLAS comet is the 3rd-ever object discovered that originated from outside our solar system. It's not a threat, approaches Earth in December 2025.