This video show you the motion of comets in universe how they move and what is reason behind it? Comets can pass through any planet even through Earth, comets contain gaseous material and other valuable elements.
Channels: Astrophysics
Tags: ScienceCasts Rock Comet Meteor Shower
Uploaded by: VonlhvPar ( Send Message ) on 09-02-2013.
Duration: 4m 6s