+Universe Facts+ +The difference between asteroids and comets is that asteroids are rocks that primarily circle the Sun between the orbits of Mars and Jupiter while comets on the other hand tend to have highly elliptical orbits taking them from the frozen extreme edges of our Solar System to within distances so close to the Sun that solar radiation causes material in the comet to vaporize and stream out, forming the characteristic comets tails.+
Posted on: Fri, 07 Mar 2014 00:31:54 +0000
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