OSIRIS-REx launched in September 2016 and traveled 200 million miles (320 million kilometers) to reach Bennu. Once there, the spacecraft orbited the asteroid for nearly two years as flight ...
—'City-killer' asteroid has a 1-in-83 chance of smashing into Earth in 2032, NASA says — We may finally know what causes Mars' gigantic, planet-wide dust storms Also in science news this week ...
Global planetary defence procedures have been triggered for the first time after a 100 metre-wide asteroid was revealed to have a chance of colliding with Earth. On December 27, 2024, an automated ...