On May 22, 2026, the Pentagon released a second batch of previously classified photos and videos showing what appear to be ...

Humanity's quest to explore other star systems up close is still in its infancy. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It's still ...

Interstellar flight is so daunting because of the vast distances separating stars. The extrasolar system closest to us, for example, is the three-star Alpha Centauri, which lies about 4.3 light-years ...

Add Yahoo as a preferred source to see more of our stories on Google. A large silver rocket flies through a golden morning sky. SpaceX's Starship megarocket could eventually live up to its bold name. ...

Solar-sailing 'bubblecraft' could get to Proxima Centauri in 185 years, a study suggests. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

NASA has funded eight advanced-technology concepts that agency officials believe could help transform space science and exploration. The high-risk, high-reward ideas — which received grants under ...

Interstellar space travel. Fantasy of every five-year-old kid within us. Staple of science fiction serials. Boldly going where nobody has gone before in a really fantastic way. As we grow ever more ...