Mars (planet)

Mars

This image was acquired at the Viking Lander 1 site with camera number 1. The large rock just left of center is about 2 meters wide. This rock was named "Big Joe" by the Viking scientists. The top of the rock is covered with red soil. Those portions of the rock not covered are similar in color to basaltic rocks on Earth. Therefore, this may be a fragment of a lava flow that was ejected by an impact crater. click here for full-sized image The "Ares Vallis" area which is among the rockiest parts of Mars, as photographed by the Mars Pathfinder lander, in the 1997 mission. The "twin peaks" are seen in the distance. NASA (larger image) Miscellaneous Mars's closest approach to Earth is approximately 48,700,000 miles (78,390,000 kilometers). A handful of objects are known that are surely meteorites and may be of Martian origin. Two of them may show signs of ancient bacterial activity. See also: Mars in fiction Darian calendar Solar system: Sun - Mercury - Venus - Earth - Mars - Asteroids - Jupiter - Saturn - Uranus - Neptune - Pluto - Comets   Send this page   Link to this page: The easy way to educate your website visitors. Post a link to definition / meaning of " Mars (planet) " on your site. HTML code: Resulting link: <a href="http://www.encyclopedian.com/ma/Mars-(planet).html" target="_blank">Mars (planet)</a> Mars (planet)   This online educational article is provided by contributions of Wikimedia Foundation. Licensed under the GNU free documentation license. View live article. Copyright & Disclaimer - Contact Partners: Digital Gadgets | Logo Design | Business Articles | Online Calculators