The fear, of course, is that one will go undiscovered in the sky until it's too late and then hit the Earth. While the actual ...

In the wake of comet C/2023 A3 (Tsuchinshan–ATLAS) in October, comet G3 is due to reach perihelion — its closest to the sun — ...

The water that makes up the oceans acted as a key ingredient for the development of life on Earth. However, scientists still ...

The James Webb telescope has focused its attention on an oddball space rock lurking between Jupiter and Neptune. The unusual ...

An asteroid was pegged to hit Earth “imminently,” according to ... What’s the difference between an asteroid and a comet? An asteroid is a small, inactive body that orbits the sun, typically ...

This asteroid, named 2024 XA1, is only the 11th object we have ever managed to detect before it entered our planet's atmosphere.

Astronomers have discovered an exoplanet with a tail, like a gigantic comet. The planet, known as WASP-69b, is slowly ...

If meteoroids survive their trip to Earth without burning up in the atmosphere, they are called meteorites, NASA says. Unlike ...

is that one will go undiscovered in the sky until it's too late and then hit the Earth. While the actual risk is incredibly small, Hemmelgarn said, the impact of even a small comet could be ...