Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds.

If you've ever wondered why we are here, then you can thank Jupiter for part of the answer. A new study from Rice University ...

Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

Guest: Professor Dagomar Degroot, environmental historian at Georgetown University and author of Ripples on the Cosmic Ocean: ...

I believe extraterrestrial intelligence (in AI form) could be concealed under the lunar surface," Alex Ellery told Newsweek.

For nearly five decades, NASA’s Voyager 1 and 2 spacecraft have ventured farther than any other human-made object, pushing ...

From exploding volcanoes on other moons to storms bigger than Earth, the solar system is packed with surprises. In this video, we explore 10 incredible facts that will change the way you look at space ...

As telescopes have become more powerful, it's turned out our solar system is not the only game in town: There are millions of ...

Material around Chiron, a small icy world in the far reaches of the solar system, may be taking shape into a ring system of its own. The rare event is unfolding in real time, giving astronomers a ...

An interstellar object known as 3I/ATLAS has gathered a significant amount of attention in the planetary science sphere, and soon it will reach its closest point to the sun. 3I/ATLAS is the third-ever ...

The early growth of the gas giant carved rings that formed primitive meteorites and shaped the architecture of the inner ...