Chasing comets VNR
For centuries astronomers have chased comets across the skies, looking for clues as to the origins of our solar system. Tugged from deep-space by the gravity of the sun, they shed dust and gas as they warm, revealing some of their secrets within.
Source: ESA - Space in Videos
Edited by Waspie_Dwarf, 15 January 2014 - 11:59 PM.