YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

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 ...

"I find this asteroid to be extremely exciting! This is the last chance we have to observe the asteroid from Gemini before 2028." ...

REx mission has an historic opportunity to closely observe the asteroid Apophis and improve our ability to defend against ...

Now experts have modelled what the possible impact of 2024 YR4 – equal to 15,000,000 tons of TNT – could look like.

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

Here were eight of the top picks: This brand new, handy plant ID app is currently ranked 21st overall for iPhone education ...

Also new in Milwaukee movie theaters starting Feb. 14: "Paddington in Peru," Oscar-nominated short films, "Ne Zha 2," "Armand ...

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

A newly discovered asteroid has a better-than-average chance of striking Washington State in 2032. If you've seen the movie ...

A recently released animation shows a new look at a large asteroid that has a small, but significant, chance of impacting ...