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| | Mars Mission Launch Sequence |
 | | The spacecraft reached Mars orbit on June 19, 1976, the lander softlanded on Mars on July 20, 1976, in Chryse Planitia at 22.48 d North areographic latitude, 48.01 d Western longitude. |
 | | Mars Science Laboratory, Mars Smart Lander, Mars 2009 Mobile Scientific Laboratory (Nasa): Formerly scheduled for 2007, the spacecraft is now to be launched in December 2007, and to arrive at Mars in October 2010. |
 | | Mars 2009 Telecommunications Orbiter (Nasa): To be launched in September 2009 and to arrive at Mars in September 2010. |
| www.seds.org /~spider/mars/mars-l.html (3949 words) |
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