Scientists found that NASA's DART spacecraft ejected a massive barrage of boulders when it bashed into asteroid Dimorphos 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 ...

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

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

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

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

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.

NASA’s Planetary Defense Coordination Office — which is responsible for things like DART, the NEO Surveyor mission, and America’s suite of ground-based asteroid detecting telescopes — gets ...

The 'city killer' asteroid 2024 YR4 may not be on a collision course with Earth anymore. But NASA has raised the odds of it hitting the moon in just seven years' time.

With the "city-killer" Y24 asteroid headed for Earth, the world's largest space agencies are exploring ways to halt its approach.

NASA and astronomers are racing to detect and deflect killer asteroids before they strike Earth. Here’s how planetary defense has evolved — and why it matters.

A new Swinburne research paper published in Aerospace delves into the ethical, legal and social issues involved in asteroid mining and planetary defense.