Science
Asteroid-deflecting NASA spacecraft begins final preparations – WION – Canberra Online News
Asteroids may be small as compared to Earth, but their destructive power is huge due to momentum imparted to them by their speed…….

Asteroids may be small as compared to Earth, but their destructive power is huge due to momentum imparted to them by their speed. An asteroid struck Earth millions of years ago and ended the reign of dinosaurs. Such a rogue asteroid will very much be capable……
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