Mars, it is the fourth planet from the sun. It is closet planet to earth. Mars is the planet with more solar exploration than any other planet in our universe. Mars is the one planet that has an atmosphere similar to ours. Mercury, Venus, and Pluto have had all of their atmospheres burned off and Jupiter, Saturn, Uranus, and Neptune all have atmospheres that are hundreds of time more violent than the calm atmospheres of …showed first 75 words of 589 total…

…showed last 75 words of 589 total…While it is still a distinct possibility that most of the air remains trapped in deposits on the surface, and we know that there is still a good deal of water buried underground and in the poles, this new evidence bolsters the theory that the volatiles may simply be gone. If so, it could have far-reaching implications for practical schemes utilize materials from Mars itself due to the fantastic cost of transporting from other worlds.