View Full Version : Spirit Completes a Year on Mars

2005-Sep-11, 06:01 AM
SUMMARY: NASA's Spirit rover celebrated the completion of its first full year of operations on Mars yesterday, and began its second by analyzing puzzling new rocks. Spirit is currently exploring a region of the Gusev Crater called Columbia Hills. Scientists uncovered a completely new kind of rock in December, which look like they were ejected from a volcano or meteor impact. On the other side of Mars, Opportunity is examining its own heat shield, which protected its descent through the Martian atmosphere. By studying how charred the shield is, engineers hope to improve their ability to deliver future robots to Mars.

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