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Date : 2003-09-29
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Google Earth ~ Make use of Google Earths detailed globe by tilting the map to save a perfect 3D view or diving into Street View for a 360 experience Share your story with the world
Google Mars ~ Loading Mars
Mars Wikipedia ~ It is known that in the past Mars has had a much more circular orbit At one point 135 million Earth years ago Mars had an eccentricity of roughly 0002 much less than that of Earth today Marss cycle of eccentricity is 96000 Earth years compared to Earths cycle of 100000 years
Mars Facts All About Mars – NASA’s Mars Exploration Program ~ Through Nov 1 K12 students in the are encouraged to enter an essay contest to name NASAs next Mars rover NASA Invites Students to Name Mars 2020 Rover The rover recently drilled two samples and both showed the highest levels of clay ever found during the mission
Solar System Planets Habitable Planets ~ Mars is the 4th planet from the Sun a cold and dusty planet that has a reddish color due to the iron oxide in the dust Mars is often called Earth Two because of its many similarities to Earth it has mountains and valleys and even storms that can range from tornadoes that whirl dust around the planet all the way to dust storms that engulf the entire planet
In Depth Mars – NASA Solar System Exploration ~ As Mars orbits the Sun it completes one rotation every 246 hours which is very similar to one day on Earth 239 hours Martian days are called sols — short for solar day A year on Mars lasts 6696 sols which is the same as 687 Earth days Mars axis of rotation is tilted 25 degrees with respect to the plane of its orbit around the Sun
Communications with Earth Mission – NASA’s Mars ~ Mars is rotating on its own axis so Mars often turns its back to Earth taking the rover with it The rover is turned out of the field of view of Earth and goes dark just like nighttime on Earth when the sun goes out of the field of view of Earth at a certain location when the Earth turns its back to the sun
Overview Mars – NASA Solar System Exploration ~ Mars is a cold desert world It is half the size of Earth Mars is sometimes called the Red Planet Its red because of rusty iron in the ground Like Earth Mars has seasons polar ice caps volcanoes canyons and weather It has a very thin atmosphere made of carbon dioxide nitrogen and argon
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