Roughly four and a half billion years ago the planet Theia slammed into Earth, destroying Theia, melting large fractions of ...

Theia, the world that helped form the Moon, came from the Solar System. Chemical clues in Earth and Moon rocks reveal this ...

Europe's space agency is pioneering a groundbreaking project, HOBI-WAN, to generate protein from gases like hydrogen and ...

Scientists traced the Moon's parent planet Theia to the inner Solar System, solving a 4.5-billion-year mystery.

Just a week after a successful launch of its heavy-lift New Glenn rocket, Blue Origin says it will make New Glenn even heavier.

It wasn’t easy, bringing the stars indoors. The first show, held in Germany in 1925, used grainy footage on a small dome, but was dizzying nonetheless. Now, a whole new future looms.

Scientists finally weigh in on what it means to create life outside of Earth and what it would take to grow plants on other ...

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

That’s also true for the other moons that provide the gravitational stress. As a result, the internal oceans may actually ...

A visual guide to the audacious moon-landing mission design that put SpaceX and NASA in the hot seat — and has experts ...

The planetarium turns 100 this year. What came before the giant domes, with imagery of galaxies, asteroids and meteors ...