Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds.

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...

New observational data from the James Webb Space Telescope and simulation models have confirmed a new type of planet unlike ...

Much of this uncertainty is because the ocean processes that control the fate of the sheet occur on an incredibly small scale ...

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

Continent-size islands deep inside Earth's mantle could be more than a ... strong enough to reverberate through the whole planet, including the LLSVPs and the surrounding mantle.

Deep within Earth’s mantle lie two enormous regions, often referred to as "islands," which are the size of continents.

On a flat to down day for the stock market, space company Planet Labs (NYSE: PL) broke away from the pack and scored gains ...

The larger moons of Pluto and Earth likely formed through a collisional process with Charon and our moon, respectively, ...

An object we thought belonged to the most common category of planet in the galaxy has turned out to be something we've never ...

Over 25 years ago, researchers discovered that some of these deep Earth reverberations pointed to the existence of two ...

Alinda has made its closest approach to our planet in decades, and it's about to peak in brightness in a rare ...