Old satellites and other space junk fall toward Earth every day, and the shock waves they create could be used to track their trajectories, according to new research.

You might think space as a vast emptiness. But according to the European Space Agency, it's getting incredibly crowded – at least around our planet. A European Space Agency report released April 1 ...

Airlines have long treated thunderstorms, snow and volcanic ash as the main reasons to slow or stop flights. Now a new hazard is rising from above, as fragments of rockets and satellites begin to ...

On a special episode (first released on April 3, 2025) of The Excerpt podcast: What happens when today’s treasure – satellites that give us access to broadband internet and accurate weather forecasts ...

China's Shenzhou-20 spacecraft took a hit from a piece of space debris floating through orbit, causing Chinese officials to delay the spacecraft's return from its Tiangong space station in early ...

High up in Earth's orbit, millions of human-made objects large and small are flying at speeds of over 15,000 miles per hour. The objects, which range from inactive satellites to fragments of equipment ...

Seismometers over Los Angeles awakened on April 2, 2024, with unusual blips. An earthquake would have been a reasonable cause for the activity, but the signals didn’t appear along fault lines. The ...

Over 14,000 pieces of junk are clogging up low Earth orbit, but this number could be reduced by a new invention that involves a satellite using the plasma exhaust of its ion engine to knock dangerous ...