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Mars
Equatorial radius ：3397.2km Quality：6.4219×10^23 kg
Equatorial radius ：6372.8km Quality：5.98×10^24 kg
Mars' diameter is only about half and its mass about one-tenth the Earth's.
“Opportunity” Mars probe （机遇号） Time of Launch: 2003. 7. 7 Time of Landing: 2004.1.25
Mars Exploration
“Curiosity” Mars probe （好奇号）
Time of Launch: 2011. 11.26 Planned Time of Landing: 2012. 8
XXX 201X.X.X
Earth 地球
Jupiter Question 木星
Uranus 天王星 Saturn Mars 土星 the names of the 火星
Neptune 海王星
Mercury 水星
What are
Venus planets 金星
eight
of the solar systerm?
Life on Mars?
Colour view of crater with water ice
Mars Exploration
NASA：美国宇航局
“Spirit” Mars probe （勇气号） Time of Launch: 2003. 6.10 Time of Landing: 2004. 1. 4
Volcano on Mars
Life on Mars?
Pictures of channels probably carved by running water on Mars
Among our discoveries about Mars, one stands
out above all others: the possible presence of liquid water on Mars, either in its ancient past or preserved in the subsurface today. Water is key because almost everywhere we find water on Earth, we find life.
Mars
Spring Mars has polar ice caps and clouds in its of Mars atmosphere, seasonal weather patterns, volcanoes, canyons and other recognizable features. However, conditions on Mars vary wildly from what we know on our own planet.
Mars
Mars
Mars is the fourth planet from the Sun
in the Solar System. Mars is named for
the Roman god of war, presumably
because of its distinctly reddish color.