It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the very early Solar System ...

Twin siblings, twin peaks, twin cities, twin planets... Two earths, one solar system. How would that work?

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

"We've often seen the 'baby pictures' of planets forming, but until now, the 'teenage years' have been a missing link." ...

When a solar storm strikes Earth, it can disrupt technology that's vital for our daily lives. Solar storms occur when ...

New research suggests Earth’s water came from sources other than meteorites, challenging long-standing theories on planetary ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a ...

The curious minds at What If investigate whether it is possible to fit another Earth in our solar system, revealing orbital ...

We have all been taught in school that planets revolve in the same direction as the Earth, i.e., in the counterclockwise ...

NASA’s newly launched IMAP mission is set to tell us more about the boundary between our Solar System and interstellar space ...

A new NASA study using Apollo lunar soil samples challenges a long-held theory. It suggests meteorites were not the primary ...

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.