Columbia Hills
The Columbia Hills are a range of low hills inside Gusev crater on Mars. They were discovered by the Mars Exploration Rover Spirit when it landed within the crater in 2004. The hills lie approximately 3 kilometres away from the Rover's original landing position, and Spirit journeyed toward them via the crater Bonneville. Spirit is currently climbing slowly to the summit of Husband Hill. The range is named to memorialize the Space Shuttle Columbia disaster. On February 2, 2004, the individual peaks of the Columbia Hills were named after the seven astronauts who died in the disaster. These names are not yet official, but are expected to be approved by the IAU. The seven peaks are:
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