In the remote outer reaches of planetary systems, far beyond the orbit of known planets, enormous and mysterious worlds ...

Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

In Pip Adam’s extraordinary, humane book Audition, the stars are both a dystopian place and a site of uncharted possibility.

New research says that Earth could be ejected from our solar system if a passing star was to come close enough.

In a stellar nursery 460 light-years away, astronomers sharpened old ALMA data and spotted crisp rings and spirals swirling ...

Astronomers discovered that C/2014 UN271, a massive comet more than 10 times larger than any known comet, is emitting jets of ...

The show debuts on Monday, June 9, but we got a sneak peek today. Encounters in the Milky Way takes a 20-minute voyage ...

NASA’s James Webb Space Telescope’s observations of what is thought to be the first ever recorded planetary engulfment event revealed a hot accretion disk surrounding the star, with an ...

Astronomer breaks down "strongest evidence yet" of life on distant planet 04:06. Astronomers announced Wednesday they have discovered a massive planet orbiting a tiny star, a bizarre pairing that ...

And, critically, the entire orbit is within the orbit of the smaller companion star. The gravitational forces of a tight binary should prevent any planets from forming within this space early in ...