It measures 130 to 300 feet across, a pebble compared to the asteroid that killed the dinosaurs, which is estimated to have been six to nine miles in length. On the other hand, on Feb. 15, 2013, an ...

The Valentine's Day northern lights will largely be visible in Canada and Alaska, but a few northern-most states may see the dazzling display, too.

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An asteroid could potentially crash into Earth in less than eight years. Here's everything to know about asteroid 2024 YR4.

Scientists say the threat of a newly discovered asteroid has risen slightly in the past few weeks, as the world's telescopes ...

The odds that asteroid 2024 YR4 could hit Earth in 2032 recently spiked from a little more than 1% to 2.3%, but astronomers say not to fret.

The head of planetary defense at the European Space Agency discusses 2024 YR4, an asteroid with a small chance of striking ...

A nearly 98 percent chance it won’t hit us is pretty good. Second, while that’s definitely a massive rock, it’s not like a ...

An asteroid becomes a meteorite when it travels to Earth from a nearby orbit or the outer solar system and collides with ...

Planetary Society Chief Scientist Bruce Betts notes while counterintuitive, the odds of impact go up before they drop to zero.

YR4 has a roughly 2 percent chance of hitting Earth in 2032, and “is large enough to cause localized damage,” NASA says.

"An asteroid this size impacts Earth on average every few thousand years and could cause severe damage to a local region," ...