Earth's radiation budget is a core process of the Earth-atmosphere system, closely linked to global climate and environmental ...

The object dubbed Earth's "second moon" is actually a quasi-satellite that's accompanied the planet since 1957 — not a true ...

Check out this complete guide to every full moon in 2026, including moon names, peak times, supermoons, micromoons and a total lunar eclipse.

If flying to the Moon were like swimming the English Channel, no one in the 53 years since Apollo 17 splashed down in the ...

Are you ready for a bona fide moon shot? The upcoming Artemis II mission is one of the most exciting space excursions in recent memory. It'll be the first time humans have flown to the moon since ...

NASA's Artemis II will be the first crewed mission beyond low-Earth orbit in over 50 years ...

The U.S. is the only country to have ever sent humans to the moon.

It’s been 54 years since the last Apollo mission, and since then, humans have not ventured beyond low-Earth orbit. But that’s all about to change with next week’s launch of the Artemis II mission from ...

Early last year, there was talk that the newly-discovered Asteroid 2024 YR4 had a really small, but probable chance of ...

Asteroid 2024 YR4 has shifted from a near term scare to a slow burning celestial drama. Instead of slamming into our planet, ...

NASA's Artemis II is poised for the first lunar mission since 1972—with much more to come.

Every year the moon’s orbit gets a little bigger and it moves just a little farther away. Should we worry about the Moon ...