A small asteroid burned up in Earth's atmosphere off the coast of California just hours after being discovered and before ...

When the 'God of chaos' asteroid Apophis makes an ultraclose flyby of Earth in 2029, our planet's gravity may trigger tremors ...

A new European Space Agency mission is set to study asteroid Apophis to learn more about how we can handle asteroid threats ...

DART's goal was to examine how well a planetary defense strategy in moving a threatening space rock away from Earth. Hera will examine the collision from a nearby vantage point, providing a different ...

Lauretta and his colleagues had spent nearly 20 years building a spacecraft designed to collect material from an asteroid and ...

A new study posits that our planet's gravity will cause seismic activity on Apophis when it makes its close approach in 2029.

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

ESA's Hera mission has completed the first critical maneuver on its journey to the Didymos binary asteroid system since ...

Once feared to pose a threat to Earth, asteroid Apophis is now a subject of immense scientific ... passing Earth at a ...

What's worse than getting punched in the face? Getting hit twice. Scientists now say that's almost precisely what happened to the dinosaurs -- just on a much, much larger scale. The asteroid that ...

Season 47 of “20/20” will continue combining hard-hitting investigative reports, newsmaker interviews, compelling human interest, and feature stories. ABC News’ “20/20” is an award ...

“20/20” looks at the case of Mary Winkler and the trial that shocked a nation. "20/20" explores the 2012 killing of 16-year-old Skylar Neese.