In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective ...

The triple star system is sending comets, asteroids and meteors our way, and the number of interstellar objects entering the solar system will rise.

"These objects really could be anywhere in the solar system at any given time." One million alien visitors from another star system could already be lurking in the solar system. We aren't talking ...

In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective ...

Interstellar material has been discovered in our solar system, but researchers continue to hunt for where it came from and how it got here. A new study led by Western astrophysicists Cole Gregg ...

In a potential step toward sending small spacecraft to the stars, researchers have developed an ultra-thin, ultra-reflective ...

What's on and in a star? What happens in an active galactic nucleus? Answering those questions is the goal of a proposed ...

Mega-ambitious open world sci-fi RPG Beta Decay is coming to early access this year. The game's retro PS1-inspired mechs and ...

Only the three stars in the Alpha Centauri system, about 4 light-years away, are closer. A light-year is the distance light ...

Interstellar travel is not for humans as the timescale is well beyond a human lifespan, but celestial bodies, such as asteroids and comets, can travel from star system to star system. Humanity has ...

As I initially typed this, a week ago, it was raining outside, the outer remnants of the massive storm system that made its ...