Nasa to crash spacecraft into asteroid in planetary defense test
A multimillion-dollar spacecraft will collide head-on with an asteroid the size of a football stadium in an unprecedented full-scale planetary defense test by the US space agency Nasa on Monday evening.
The 570kg (1257lb) spacecraft named Dart – short for Double Asteroid Redirection Test – was set to crash at high speed into the asteroid Dimorphos and self-destruct about 7pm ET.
Why Nasa is crashing a spacecraft into an asteroid – and how to watch it
The collision between the asteroid and the spaceship – which is roughly the size...