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Menu Home Sun Moon Planets Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto Spacecraft Small Bodies Asteroids Comets Meteors News Mars Facts Mars is the fourth planet from the Sun and the seventh largest: Planet Profile orbit: 227,940,000 km (1.52 AU) from Sun diameter: 6,794 km mass: 6.4219e23 kg History
  Universe TodaySpace and astronomy news Login Login Home Members Guide to Space Carnival Photos Videos Forum Contact Privacy The Planet Mars. Image credit: NASA Guide to Space, Mars The Planet Mars Article Updated: 3 Oct , 2016 by Matt Williams Mars, otherwise known as the “Red Planet”, is the fourth
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Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System , after Mercury . Named after the Roman god of war , it is often referred to as the Red Planet because the iron oxide prevalent on its surface gives it a reddish appearance . Mars is a terrestrial planet with a thin atmosphere , h

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