Simpson and Chen ran mathematical models looking at how differently sized Earth-like worlds would have affected the rest of ...

The idea of cosmic threats to Earth almost sounds like the stuff of fiction. But while alien invasions may be far fetched, ...

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

NASA has issued an alert for a 100-foot asteroid hurtling towards Earth tomorrow. Should you be concerned? Let's dive in and ...

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

Artificial intelligence has crowned the toughest animal on planet Earth after it was asked to simulate a fight between 256 different species.

For a few months, Earth had a second moon — a tiny asteroid that may have been a piece of our own Moon ...

Two papers showed these intriguing signals, but the team stresses that there are currently many uncertainties to confirming ...

2024 PT5 is the second near-Earth asteroid scientists suspect was ejected from the moon's surface, the first being 469219 ...

In the United States, funding for planetary defense has long had strong bipartisan support both inside and outside of ...

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

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