3I Atlas is one of the newest and most mysterious interstellar objects ever detected entering our solar system. Traveling ...

An artist's impression of a cataclysmic variable binary. (Science Photo Library/Photolibrary Video/Getty Images) Just a few ...

Scientists have spotted an incredibly hot cluster of gas in the universe that shouldn’t be there. The object is from just 1.4 billion years after the Big Bang, and blazing with hot gas. It was found ...

The universe is filled with innumerable astrophysical objects, each one different from the last. But even amid this vast diversity, some stand out as truly bizarre. A pair of astronomers recently ...

"Black hole stars" are clouds of gas energized by a supermassive black hole hidden within them. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Newly declassified US government records include mysterious infrared footage, astronaut accounts from NASA missions and unexplained sightings dating back decades.

Scientists have long know many objects floating at the solar system's out edges resemble snowmen, but the reasons why were never clear. Now a student at Michigan State University has created the first ...