... The land portion of the icosahedron comes from AVHRR data. Mars Icosahedron . Mars is the 4th planet from the Sun. ... Mars is the 4th planet from the Sun. This icosahedron was created from a mosaic of images taken by the Viking spacecrafts.. ...
... surface shows a geology similar to that of terrestrial worlds such as Earth and Mars ... of the other terrestrial worlds, the Moon , Mars , Venus , Mercury and even Earth ...
... He did considerable original processing of imagery from Venus, Mars, the outer planets, and the Solar System's numerous ... Khoros Speech Toolbox . Multiresolution Image Browsers . Washington DC Image Browser . Mars Image Browser .. ...
... Mars is at a distance of 1.5 AUs from the Sun. 1/d^2 = 1/1.5^2 = 1/2.25 = 44%. ... There is less than half as much sunlight falling on the surface of Mars as on Earth! ...
... Mars 3 - USSR Mars Orbiter/Soft Lander - 4,643 kg - (May 28, 1971) Mars 3 arrived at ... Mars 4 - USSR Mars Orbiter - 4,650 kg - (July 21, 1973) Mars 4 arrived at Mars on ...
... Most asteroids follow sensibly circular orbits between the planets Mars and Jupiter, but all of these asteroids are perturbed ... As a result, some find themselves in orbits that cross that of Mars or even Earth . ...
... The Moons of Mars , 1610 - 1877 . The 14th Moon of Jupiter , 1975-1980 . ... The Earth's Second Moon . The Moons of Mars . The 14th Moon of Jupiter . ... The first to guess that Mars had moons was Johannes Kepler in 1610. ...
... of the imagination on the Moon and Mars and filled the spaceways with passenger ... base on the Moon and, sooner rather than later, to the first voyages to Mars ... were moments when it almost seemed as though the Moon Base and Mars were in reach ...