Google's Project Suncatcher is a proposal to launch an 81-satellite constellation into low Earth orbit. But it must contend ...

The problem of space debris isn't just a science fiction scenario anymore. It's a real threat that gets worse every year, and ...

Proliferating satellites are beginning to harm the science work of the beloved Hubble Space Telescope and other observatories ...

New 3I/ATLAS images from NASA and the ESA suggest the interstellar comet is active as it approaches Earth in December.

A CNSA official confirmed work on space debris removal, a move seen as key for orbital sustainability but fraught with potential military implications. China is developing the capability to remove ...

Two newly released peer-reviewed studies suggest that unidentified flying objects may have inadvertently been telescope-photographed in Earth’s orbit prior to the development of satellites and space ...

Could the very protocols designed to protect astronauts be leaving them vulnerable in orbit? That question now looms over ...

"This discovery was partly serendipity! But, we believe there are many more such opportunities hidden in Hubble data." Astronomers discovered a new rogue planet lurking in archival data gathered by ...

Junk is accumulating in space at a fantastic pace, with millions of pieces orbiting the Earth, and humans need to figure out ...

A new image has revealed the clearest glimpse yet of an interstellar visitor zipping through our solar system. The Hubble Telescope and its Wide Field Camera 3 got an incredible view of the comet ...

A new listing of the 50 most concerning pieces of space debris in low-Earth orbit is dominated by relics more than a quarter-century old, primarily dead rockets left to hurtle through space at the end ...

Later in December, the 3I/ATLAS interstellar comet will get as close to Earth as it ever will. Here's what to know.