Debris from rockets and satellites can fall back to Earth or collide with other objects, and wreckage that burns up can harm the ozone layer Dan Falk - Science Correspondent An illustration shows a ...

Sometimes, what goes up doesn’t come back down — instead, it becomes a problem. Junk is accumulating in space at a fantastic pace, millions of pieces orbit the Earth, from broken satellites to lost ...

Asteroids contain large quantities of both precious and common metals, and despite the obvious challenges in reaching them, a few startups say these celestial bodies could offer a sustainable ...

For years, some of the strangest objects in the James Webb Space Telescope’s deep images were tiny crimson specks that defied ...

SpaceX has lost contact with one of its broadband satellites, which is now falling toward Earth due to an unspecified and seemingly mysterious anomaly. The company revealed that a Starlink satellite ...

If dark stars existed, they would have been capable of forming in the universe before ordinary stars could have formed. When ...

NATIONAL HARBOR, Md. — U.S. companies in the emerging in-space servicing, assembly, and manufacturing (ISAM) sector are working to better understand military needs as the U.S. Space Force prepares to ...

Telescopes have come a long way since the first one was invented in 1608. So what's the most powerful telescope operating today, and how far can it see? When you purchase through links on our site, we ...

Strange cosmic objects spotted by NASA's James Webb Space Telescope (JWST) are presently puzzling astronomers. The odd ...

Scientists at the University of Missouri have identified a small group of unusual objects in the early universe. Using NASA's ...

ATLAS, the interstellar anomaly that has rivetted scientists as it hurtles through our solar system, might not be as special ...

Space is cold and has abundant solar energy — the very things data centers need. Experts tell us it’s not that simple.