NASA asteroid defense setback prompts experts to warn about gaps in Earth’s planetary protection strategy. Length: 145 ...

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 ...

Initial sightings of Asteroid 2032 YR4 were tricky, but tracking has gotten better, helping us understand its path. New data, ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

NASA has been tracking an asteroid with unusual characteristics, but could there be more to the story than they’re letting on ...

YR4 won’t hit Earth, but a 4% chance remains for a lunar impact. ESA's upcoming NEOMIR telescope could revolutionize early ...

Astronomers are tracking a newly spotted comet hailing from parts unknown, only the third time such an interstellar object ...

"If 2024 YR4 strikes the Moon in 2032, it will (statistically speaking) be the largest impact in approximately 5,000 years," ...

An object dubbed 3I/ATLAS is only the third interloper from outside the Solar System seen in all of human history.

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...