If you've ever wondered what would happen if an asteroid was on a collision course with Earth, then NASA already has the answer for you.
The space agency last year carried out its first planetary defense test wasteroith the DART Mission by smashing a spacecraft into an oncoming asteroid to deflect it off its course.
It was a $330 million venture which proved to be a success as the target asteroid named Dimorphos deflected off its path. Though this test was a success, a recent study has thrown a wrench in the operation as it has been revealed that deflecting asteroids might be relatively easy, but destroying them isn't.
According to a report published by EurekAlert, the study conducted by an international team of researchers led by the Curtin University in Australia involved study of three dust particles collected from the surface of 500-meter asteroid named, Itokawa, returned to Earth by the Japanese Space Agency's Hayabusa 1 probe.Read more on tech.hindustantimes.com