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, ...

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 ...

There are currently no known asteroids on an impact course with the planet. Still, scientists are keeping a watchful eye on ...

Asteroid Dimorphos. NASA's DART mission successfully altered an asteroid's orbit, but unexpected findings show that ejected ...

After threatening our world with a three percent chance of impact, asteroid 2024 YR4 exited the scene with a four percent chance of hitting the Moon in 2032.

A comprehensive plan to address planetary defense must include two elements, said Ed Lu, a former NASA astronaut who co-founded the B612 Foundation to protect Earth from asteroid impacts.

Fireball sightings were reported in multiple states across the southeastern United States during the day on Thursday, which NASA determined was produced by an asteroidal fragment weighing over a ...

NASA’s Planetary Defense Strategy and Action Plan faces several significant challenges in efforts to detect, track and mitigate potential hazards posed by NEOs.

There is currently a 4.3% chance that the giant space rock 2024 YR4 will hit the moon in seven years. If this does happen, debris from the nuclear bomb-like impact could trigger a "spectacular ...

The report comes on the heels of President Donald Trump’s initial budget proposal for NASA, which calls for historically large cuts to the space agency.