The threat of a civilization-ending asteroid hitting the Earth is well-known — as a plethora of Hollywood movies on the subject has demonstrated. But there is a less-known threa ...

In September 2022 NASA smashed a spacecraft into an asteroid. Called Dimorphos, the rock is the smaller asteroid in a binary pair; it orbits a larger one called Didymos. Slamming into Dimorphos told ...

In 1998, Bruce Willis saved the world by blowing up an asteroid threat in “Armageddon.” In 2022, NASA did the real thing, ...

An asteroid estimated to be a kilometer (3,451 feet) wide will fly by Earth on January 18. The video in the media player above is from a related report. It will pass within 1.2 million miles of our ...

In 2022, NASA crashed the DART spacecraft into the tiny asteroid Dimorphos, which orbits a larger asteroid called Didymos, on purpose. This video shows the motion of the two-asteroid system, with a ...

In 2022, a NASA spacecraft intentionally barreled into the tiny asteroid Dimorphos during a planetary defense test. The objective was to assess whether humanity could protect Earth from cosmic threats ...

Add Yahoo as a preferred source to see more of our stories on Google. If an asteroid ever needs to be diverted from a collision course with Earth, a future planetary defense mission may resemble a ...

Asteroid 2022 GE2 made a close flyby of Earth on April 10, 2026, passing at a safe distance of about 4.6 million kilometers.

Back in 2022, NASA’s Double Asteroid Redirection Test (DART) successfully smashed a spacecraft into the asteroid moonlet Dimorphos, a kinetic impact experiment to see if we could knock a lethal space ...

Historically planetary defense research has focused on deflecting asteroids by using momentum to nudge their cosmic course ...