Siddharth Patel, a 12-year-old who lives in London, Ontario (west of Toronto), spotted two possible asteroids in September as ...

A massive crater hidden beneath the Atlantic seafloor has been confirmed as the result of an asteroid strike from 66 million ...

Earth asteroid that had been hidden in the sun’s glare, marking a significant advancement in planetary defense. This ...

NASA is studying interstellar object 3I/ATLAS to refine its planetary defence systems, using the comet's rare trajectory as a ...

Deflecting asteroids by running spaceships into them may sound like science fiction, but it's quite real. And it's quite a ...

A new development in the mysterious case of the interstellar visitor in our Solar System found it on a trajectory to ...

The unusual trajectory of interstellar comet 3I/ATLAS has sparked speculation that it could be an alien spacecraft.

Southwest Research Institute could lose more than $265 million if the cuts go through, including defunding missions already ...

In the distant past, the solar system was rife with impacts and collisions. Millions of rocky objects zoomed chaotically ...

The comet, called 3I/ATLAS, is the third known interstellar object that has come through our solar system. As it flies deeper ...

Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...