Estimating a mass for a potentially hazardous asteroid (PHA) is perhaps the single most important thing to understand about ...

The dinosaurs were wiped out by an asteroid, but does that mean we risk suffering the same fate - and should you be worried about the possibility? Leah Crane sets the matter straight ...

A NASA planetary expert has revealed that humankind has no way to protect against a city-killer asteroid if it were to head towards Earth.

For the first time ever, scientists have uncovered a vast field of tektites in Brazil — mysterious glassy fragments forged when a powerful extraterrestrial object slammed into Earth about 6.3 million ...

Whatever the case, a wounded ISS will have been fairly rotten luck. Back in 2017, scientists from NASA and a Russian space ...

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar ...

Can NASA and Elon Musk get us to Mars and beyond?

The interstellar comet 3I/ATLAS is leaving our solar system for good. Here's what to know about its journey and NASA's observations.

Interstellar comet 3I/ATLAS has steadily been making its exit ever since it had a rendezvous at the end of October with the sun.

An asteroid the size of a building could collide with the Moon in 2032 and generate a flash visible from Earth.

Some stars don’t just shine; they also manufacture the raw ingredients of future worlds.

One of our universe's biggest stars has dramatically turned into a rare, yellow 'hypergiant' star, and astronomers aren't sure when it will go supernova.