A stray comet from another star swings past Earth this week in one last hurrah before racing back toward interstellar space.

Discovered over the summer, the comet known as 3I/Atlas will pass within 167 million miles of our planet on Friday. That's as ...

Brace yourself as we unveil the cosmic secrets of our solar system! Discover how NASA has uncovered 'invisible' asteroids hiding behind Venus, posing a surprising threat to Earth. Join us on this ...

Turn your attention skyward Saturday evening and you should be able to catch the peak of the annual Geminids meteor shower.

The solar system contained millions of asteroids, but only a handful rewrote scientific assumptions. Objects like Apophis ...

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other ...

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 ...

Cuts to NPR, PBS and other public media outlets have been in the news all year long, but now the federal funds have actually run out. With Tuesday marking the end of the federal government’s fiscal ...

An international study led by researchers at São Paulo State University (UNESP) in Brazil has identified a little-known but potentially significant threat: Asteroids that share Venus's orbit and may ...

Some asteroids are more dangerous than others, according to a report issued this week in Nature Astronomy by an international team of researchers, led by astrophysicist Auriane Egal of the Montreal ...

PBS's chief executive told public television officials Thursday that it was cutting about 15% of its jobs due to the move by Republicans in Congress to eliminate all federal funding for public ...

Coping with a sudden loss in federal funding, PBS affiliate KSPS in Spokane, Washington, faced a surprise extra hurdle. Many of its contributing members — at one point almost half — lived in Canada, ...