Scientists recently discovered a crater off the coast of Guinea. While it was not as impactful as the asteroid that killed off the dinosaurs 66 million years ago, its regional consequences would have been huge. Our regional correspondent Sam Bradpiece spoke to one of the researchers involved.
24 Nov 2021
NASA is launching a spacecraft probe that will smash into an asteroid to veer it off course. The mission is a test run, designed to see if the same approach could one day work on a rock on a collision course with Earth.
28 Oct 2017
A small asteroid or comet that has been spotted racing through our solar system may have come from elsewhere in the galaxy, U.S. space scientists say, possibly marking the first such interstellar visitor observed from Earth.