Science NASA will use super-powerful ion engine to redirect asteroid Perhaps the Deep Impact it’s not happening yet (although the enemy there was a comet), but the threat of an asteroid attacking Earth and... monkeylord2nd April 2020
Cosmos Astronomers think of flying to giant ice planets © flickr.com, NASA Solar System Exploration If you had the opportunity to simulate your treasured flight to Uranus or Neptune, then what would it... monkeylord15th January 2020