But experts say the asteroid was an important milestone in planetary defense research. Though there are hundreds of moons in our solar system, our planet only has one. And while thousands of ...

It's well known that the reign of the dinosaurs came to an end when a giant asteroid smashed into Earth 66 million years ago. But a new study suggests that this huge asteroid wasn't alone.

Beginning Sunday, Earth's skies will soon have a temporary visitor. On September 29, an asteroid dubbed 2024 PT5 will become a "mini-moon" of sorts, temporarily entering Earth's orbit for almost ...

An April 2021 event demonstrated how often close encounters can occur when a tiny 4-meter asteroid flew within 19,800 ...

The moon will soon have a companion in Earth's orbit for a limited time. An Arjuna asteroid will become a "mini-moon" event for nearly two months starting Sept. 29, according to a study published ...

Your donation makes it possible for us to keep doing this important work, keeping you informed every step of the way to the November election The 10m-wide asteroid, dubbed 2024 PT5, will become a ...

Radiation from a nuclear explosion can vaporize the surface of an asteroid and change its trajectory, a new study finds. An X-ray pulse may be able to vaporize the surface of an asteroid and ...

"Understanding how different asteroid materials vaporize and deflect will be critical for preparing for a planetary defense mission, should the need arise." When asteroids hurtle towards Earth in ...

A blast of X-rays from a nuclear explosion should be enough to save Earth from an incoming asteroid, according to the results of a first-of-its-kind experiment. The findings, published on ...

The Earth is getting a second moon for a limited time beginning the end of September. An asteroid will come close enough to Earth to temporarily enter its orbit at the end of the month ...

But you can still use a nuclear weapon's radiation to vaporize part of the asteroid's surface, creating a very temporary, very hot atmosphere on one side of the asteroid. This should create enough ...

It’s been almost 25 years since Bruce Willis, playing the fictional character Harry Stamper in the blockbuster movie, Armageddon, saved Earth from an asteroid careering towards the planet.