Pluto sits far out in the Solar System, small and dim, moving at a pace that barely fits human timelines. It was found in ...

Why don't planets fall into the stars they orbit if they're constantly being pulled by gravity?Lindsey CoughterRocky Mount, ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

A new astronomical survey has brought scientists closer to identifying nearby stars that could host Earth-like planets ...

Somewhere between the stars, far from any sun, a planet is moving quietly through space. There is no orbit to trace and no ...

Jupiter will be at its most spectacular in 2026 in the early hours of Jan. 10, as it shines above the eastern horizon among ...

A new study suggests lunar soil contains elements that solar wind transported to the moon from Earth’s atmosphere, solving a ...

The solar system’s largest planet shines bright as the Moon wanes and Saturn’s moons dance in the sky this week.

Sometimes to truly study something up close, you have to take a step back. That's what Andrea Donnellan does. An expert in ...

NASA lost contact with the MAVEN probe in Mars orbit, and teams are working to reestablish communications after an unexpected ...