What happens when NASA crashes a spacecraft into an asteroid? Scientists thought they knew, but the results of the DART mission left ... lake towns in the US to live in all year round, according ...

The threat posed by the space rock, estimated to be between 40 and 90 metres in diameter, is the highest ever recorded for an object of its size.

NASA's DART space mission was a success and this is how the agency's technicians confirmed it: "We have impact!" they said. The US space agency managed to slightly deflect the asteroid Dimorphos ...

That's between about 60,000 and 120,000 miles. An experimental NASA mission called DART, short for Double Asteroid Redirection Test, successfully nudged the path of an asteroid in space in 2022.

Related: Construction begins on NASA's NEO Surveyor asteroid-hunting telescope — NASA's DART asteroid-smashing mission: The ultimate guide — Just how many threatening asteroids are there?