For a few tense weeks earlier this year, asteroid 2024 YR4 loomed large in the minds of astronomers and the public alike.

In a series of experiments, they simulated this by feeding microbes material that mimics what might be found on an asteroid. The result was an edible biomass, with a texture and appearance similar ...

NASA is tracking a bus-sized asteroid zipping past the Earth at nearly 16,000 miles per hour today. The asteroid, known as "2025 DM7," is estimated to be about 42 feet across and soared past our ...

NASA officials this week said recent calculations show a significantly smaller risk than previously believed that Earth could be annihilated in 2032 as a result of being hit by Asteroid 2024 YR4.