Astronomers remain puzzled about the images of 3I/ATLAS captured several months ago; at the same time, the object’s ...

I/ATLAS, the fastest interstellar object ever recorded, is puzzling NASA experts with symmetrical jets and an unusual carbon ...

In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, ...

The interstellar object 3I/ATLAS has turned a routine comet flyby into a genuine scientific puzzle, thanks to a remarkably ...

The third known visitor from another star system, 3I/ATLAS, has already delivered on one of the biggest promises in modern ...

Portland man captures 3I/ATLAS, the third interstellar object, as it leaves the solar system after an 11-billion-year journey ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

James Gunn, co-CEO of DC Studios, isn’t dodging the talk about how Supergirl is a lot like his old Marvel hit, Guardians of ...

The black hole appears far too massive for its host galaxy, placing it in a rare category of “overmassive” black holes.

Remember when 'Capirca' ended? Are you sure? Here's a look back on the good, the bad and the Cylon from the finale of this ...