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 ...

There are 79 known moons of Jupiter. What if we move Earth into its orbit too? How would Jupiter's super-strong gravity affect our lives? What would our skies look like? How long could you survive on ...

While the world holds its collective breath and awaits humanity's return to the moon after more than a half-century for a record-breaking lunar voyage, Time magazine is celebrating the momentous event ...

The Artemis II mission, which could launch next week, will return American astronauts to lunar space for the first time in more than a half-century. It’s about time, Faimon Roberts says.

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 ...

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

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

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 ...

Stargazers can see six planets all in one evening during the second month of the year, especially Mercury, which is usually difficult to spot.

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