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 ...

Tiny spaceships could be accelerated by lasers so that they reach the nearest star in 20 years. That's the theory. Now it's ...

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

"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 ...

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