The Hubble Space Telescope captured the ​​colorful, wispy clouds near the Tarantula Nebula, one of the most luminous and ...

Oumuamua and Comet Borisov in 2017 and 2019, respectively, created a surge of interest. What were they? Where did they come ...

More than 1 million "interstellar objects" the size of the Statue of Liberty could be drifting unseen in the outer solar ...

New research suggests millions of unseen interstellar objects, some as big as the Statue of Liberty, could be trapped in the ...

Last fall, the scientific community went into a minor frenzy. A hunk of interstellar material had been sucked into the ...

It was a meteoric rise. The odds that “city killer” asteroid 2024 YR4 will strike our planet just increased again, hitting a ...

"Chemical rockets that we use today, even with the extra speed boost from flying by planets, or from swinging by the sun for a boost, just don't have the ability to scale to useful interstellar speeds ...

A scientific discovery that could transform the study of warp drive is now under wraps at the U.S. Defense Advanced Research ...

Keep your eye on the ball” is a motto for many athletes—and for astronomers trying to find Earth-threatening space rocks ...

New paper points to the Alpha Centauri triple star system as likely potential source of millions of interstellar asteroids and comets.

A large asteroid dubbed 2024 YR4 now has a 2.2% chance of hitting the Earth on Dec. 22, 2032, according to NASA and the ...

Powered by laser light, this tiny sail lays the groundwork for future advances in lightsail technology and the potential for interstellar propulsion.