When NASA steered its Dart probe into an asteroid, it was supposed to determine how much it could be deflected. The consequences were unexpectedly severe.

NASA's DART spacecraft attempted to deflect an asteroid about the size of the Great Pyramid of Giza. New work tracking the debris has found a few fairly large surprises.

Nasa has suffered a major set back in a plan to stop apocalyptic asteroids from smashing into Earth. Astronomers believe ...

NASA's ATLAS telescope in Chile has detected a fast-moving interstellar comet, named 3I/Atlas, currently located 4.5 au from the Sun. This is only the third alien object observed in our solar system, ...

The NASA-funded ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope in Rio Hurtado, Chile, first reported observations to the Minor Planet Center of comet 3I/ATLAS on July 1, 2025.

NASA has issued an alert regarding a massive airplane-sized asteroid, 2019 NW5, expected to pass closely by Earth today.

A small shift in trajectory has raised the risk of a lunar impact — but the scariest part is, we can't track it anymore.

Recent analyses indicate that asteroid 2023 DW is moving at a speed of 25 kilometers per second and is currently situated ...

When NASA's DART spacecraft slammed into the asteroid moon Dimorphos in September 2022, it didn't just change the asteroid's ...