CAPE CANAVERAL, Fla. (AP) — Planet Earth is parting company with an asteroid that’s been tagging along as a “mini-moon” for the past two months. The harmless space rock will peel away on Monday, ...

In 1949, famed mathematician and physicist John von Neumann delivered a series of addresses at the University of Illinois, ...

Why do all the planets orbit in nearly the same plane? This episode explores the birth of the solar system from a collapsing ...

A pair of theoretical physicists are reporting that the same observations inspiring the hunt for a ninth planet might instead be evidence within the solar system of a modified law of gravity ...

We preselected all newsletters you had before unsubscribing.

As you're reading this, NASA's records read some 250 spacecraft sent into space, carrying with them either humans or our hopes for some revolutionary discovery. None of them have actually left our ...

Scientists have simulated what happens when a solar system pushes the limits of gravity and stability — and the results ...

Interstellar comet 3I/ATLAS is drawing global attention for its mysterious path through our solar system, offering rare insights into objects originating beyond the Sun’s gravitational reach.

This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights. The size of the solar system is defined by the volume ...

Jupiter's rapid early growth dramatically reshaped our solar system, scientists now reveal. Its immense gravity acted as a cosmic divider, separating ...

And the earth was without form and void, and darkness was upon the face of the deep. Sometimes, if the night is dark and clear enough, you can look up and see the Milky Way in its arc across the sky.