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

Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

When my colleagues and I send them out to explore our solar system, it's important for us to understand the 3D map of our ...

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

Earth’s orbit around the Sun defines everything we take for granted. Day and night, the seasons, and the steady presence of ...

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 ...

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