The Earth started as a mixture of gas and dust around the Sun and grew as it collided with asteroids and dust particles.

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

For decades, scientists have debated what wiped out the dinosaurs 66 million years ago. The usual suspects? A massive ...

Though astronomers have known about the threat posed by near-Earth objects since the 1970s, efforts to catalogue potentially ...

The Eta Aquarid meteor shower is peaking. Experts say you can expect to see 10 to 15 meteors per hour in ideal viewing ...

"If there were only one object, that would be interesting but an outlier. If there's two, we're pretty confident that's a ...

Icy comets can supply water and oxygen to tidally locked e Feb 2025 research shows asteroid impacts could cool Earth and deplete ozo Studies provide insights into planetary habitability and potential ...

NASA is tracking a house-sized asteroid making its way toward Earth today, May 2, 2025, with an alarming speed of 42,300 ...

NASA is also tracking two other asteroids near Earth today, including a larger bus-sized one called "2025 HR1" that's ...

Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new ...

Vesta has a number of characteristics working in its favor when it comes to its visibility in the night sky. For one, it ...

The asteroid, spanning around 49 to 111 feet in diameter, is hurtling through space at some 42,300 miles per hour.