LEWISBURG — An asteroid the size of a football field which is expected to pass by the Earth today serves as a reminder that the scientific community actively monitors asteroids,
The OSIRIS-REx sampling mission, a planetary defense prototype named DART and a spacecraft's ambitious journey to a metal world are just some of the highlights
500-Foot Asteroid Speeding Towards Earth, NASA Raises Concerns indiatimes.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from indiatimes.com Daily Mail and Mail on Sunday newspapers.