... Animation of Asteroids Passing Near Earth . ... The above time-lapse animation follows the orbit of the Earth around the Sun for two months in 2002 as numerous asteroids, also known as minor planets, approach and pass by. ... Moonquakes Surprisingly Common . ... Doomed Star Eta Carinae . ... But no one knows when - it may be next year, it may be one million years from now. ... The Coma Cluster of Galaxies pictured above is one of the densest clusters known - it contains thousands of galaxies. ...