From asteroids the size of football stadiums to nuclear war and man-made pandemics, it can seem as if humankind is in ...

It ultimately was successful, with NASA correctly predicting that it is possible to redirect celestial objects. The asteroid known as Dimorphos was approximately the size of the Great Pyramid of Giza, ...

NASA celebrated its Double Asteroid Redirection Test (DART) as a massive success, a proof of concept for saving humanity in ...

In 2022, NASA rammed a spacecraft into an asteroid to see if it could alter its orbital period around its parent asteroid. The mission, dubbed the Double Asteroid Redirection Test (DART), aimed to ...

Planetary defense scientists say NASA’s DART asteroid redirection mission sent space rocks hurtling on unexpected ...

When NASA's DART mission crashed into the asteroid Dimorphos, the first stage of the impact saw the spacecraft's solar panels ...

In the almost three years since NASA proved that it could successfully deflect an asteroid, we’ve learned a lot about these ...

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.

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.

Discovered in Niger in 2023, the rare chunk weighs 54 pounds and represents more than 6 percent of all Mars material on Earth ...

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