I’ve had a love affair with the planet Saturn ever since I first saw it through my first telescope almost 60 years ago. Even though the image was tiny, I could see the ring system around the great ...

The three-quarter moon rose over Europe last week as serene and remote as ever, but dropping faster and faster through its gravitational field was a small, alien object: a metal sphere blazoned ...

PITTSBURGH (KDKA) -- A moon tree is landing in Pittsburgh's Riverview Park in front of the Allegheny Observatory. Seeds of ...

NEW YORK – New York magazine says its highly regarded Washington correspondent, Olivia Nuzzi, is on leave after disclosing she violated the publication’s standards by having a personal relationship wi ...

Watching for changes in the Red Planet’s orbit over time could be a new way to detect passing dark matter. MIT physicists ...

Earth is about to gain a new "mini-moon," but it won't stay around for long. The newly discovered asteroid, named 2024 PT5, ...

A rare mini-moon, a small asteroid temporarily captured by Earth's gravity, will briefly orbit the planet for two months.

The asteroid was discovered in August and is set to become a mini-moon, spinning around Earth in a horseshoe shape for about ...

Earth's orbit will capture a bus-sized asteroid later this month, giving us a second moon for about two months.

Earth is getting a visitor in our orbit for a couple of months.It's nowhere near the size of our actual moon, but they're ...

A small asteroid called 2024 PT5 will temporarily orbit Earth this fall. Here's what it looks like and whether it will be ...

The asteroid is expected to make a “horseshoe path” around Earth over the next two months, researchers wrote in a recent ...