A new study examines how much material from the closest star system to Earth will end up in orbit around the Sun, and how ...

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

"Our Sun (Sol) is marked by a black hexagon, and its orbital path is indicated by a grey solid line (top row only). Alpha Centauri's location and path are shown by a yellow star and a solid blue line ...

From legendary trash talk to playing left-handed just for fun, the stories about Larry Bird are almost too crazy to believe. But former players confirm—they’re all real. Bird wasn’t just a great ...

Nebulae are gigantic clouds of gas and dust that exist in space between stars. Check out 7 mesmerizing photos of this cosmic ...

Sailing has been a mainstay of human history for millennia, so it's no surprise that scientists would apply it to traveling ...

"The lightsail will travel faster than any previous spacecraft, with potential to eventually open interstellar distances to ...

Humanity’s greatest journey might not be to Mars, but to an entirely new solar system. Proxima Centauri b, an exoplanet in the Alpha Centauri system, could be our next home. But how do we get there?

Unlike in earlier series entries, where futuristic goals like reaching Alpha Centauri or establishing the first colonies in ...

Caltech scientists are developing laser-driven lightsails that could push spacecraft beyond our solar system. Their research ...

An open letter to any friendly aliens who are considering making first contact with Earth soon: If I've learned anything from ...

The Breakthrough Starshot Initiative — backed by theoretical physicist Stephen Hawking and scientist Yuri Milner — aims to send miniature spacecraft to Alpha Centauri, our nearest star system.