1. Mars Rovers

2. Goal The goal of the Mars Exploration Rover Mission was to search for and study a wide range of rocks and soil that could suggest a history of water on Mars.

3. About Mars Dry and cold surface May have once had water Martian rocks might have signs of water

4. Two Rovers were sent: Spirit Opportunity

5. Scientific Instruments Camera Camera Spectrometers Spectrometers Grinding tool Grinding tool

6. Launch Spirit was launched on June 10, 2003. Opportunity was launched on July 7 2003.

7. Landing Spirit landed on Janurary 4 2004. Opportunity landed three weeks later.

8. Success!  Spirit and Opportunity have confirmed that there once was standing water on mars.

9. Current Status  Spirit is currently trapped in a bed of loose soil.  Opportunity is spending sever weeks at Crater Rim.

10. Paving the Way One of the goals of the Mars Exploration Rover Mission was to pave the way for human exploration of Mars!

11. Works Cited Banerdt, W. Bruce. "Mars Exploration Rover Mission." World Book Advanced. World Book, 2011. Web. 21 Jan. 2011. Courtland, Rachel. "Mars rover to begin risky escape attempt." New Scientist 204.2734 (2009): 8. MAS Ultra - School Edition. EBSCO. Web. 21 Jan. 2011. "Mars rovers reach fifth anniversary." New Scientist 200.2688 (2009): 19. MAS Ultra - School Edition. EBSCO. Web. 21 Jan. 2011. Matson, John. "Unfree Spirit: NASA's Mars Rover Appears Stuck for Good." Scientific American 302.4 (2010): 16. MAS Ultra - School Edition. EBSCO. Web. 21 Jan. 2011.