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- ...can also be material ejected from impacts on asteroids, the Moon, and even Mars. Others are debris left over from the formation of the solar system. Some a ....wikipedia.org/wiki/Olivine Olivine] has also been identified on the Moon, Mars, and Comet Wild 2.15 KB (2,387 words) - 03:17, 24 July 2014
- == Visit Mars == You can visit Mars through robotic spacecraft and interactive websites:15 KB (2,437 words) - 23:08, 23 July 2014
- ...The Earth still has its water and is warm enough for liquid oceans. Colder Mars also has its water, hidden as ice under the soil.13 KB (2,150 words) - 19:45, 20 February 2012
- We group planets with solid surfaces - Mercury, Venus, Earth and Mars - together and call them ''terrestrial''. Your text compares their properti '''MARS'''16 KB (2,688 words) - 23:04, 23 January 2012