A rare celestial portrait captured by NASA’s James Webb Space Telescope has revealed an extraordinary and eerie sight: two ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Betelgeuse, one of the brightest stars in the night sky, may not be alone. And its potential companion may be responsible for ...

Aliens are visiting our solar system. Not little green men, sadly, but natural alien objects—cosmic bodies such as comets and ...

A rogue, middle-mass black hole has been spotted disrupting an orbiting star in the halo of a distant galaxy, and it's all ...

Astronomers think small space rocks from beyond our solar system routinely strike Earth—but proving it isn’t easy ...

The most significant molecules found are ethylene glycol and glyconitrize—both of which are ingredients for compounds in DNA ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

Stars uncontaminated by heavier elements are thought to have formed very early in the universe, but a galaxy much later in ...

A century-old hypothesis that Betelgeuse, the 10th brightest star in our night sky, is orbited by a very close companion star ...

The first Bad Guys (2022) stood out for several reasons, primarily for a voice cast that sounded like the most stellar ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...