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News Feature
Nature 435, 266-267 (19 May 2005) | doi:10.1038/435266a; Published online 18 May 2005
Mars exploration: Going underground
Tony Reichhardt1
- Tony Reichhardt writes for Nature from Washington DC.
Abstract
A new generation of planetary radar aims to look deeper than ever into some of the Solar System's most enduring mysteries. Tony Reichhardt gets ready for a trip to the interior.
Photographs of the martian surface are undeniably beautiful, but uncovering the truth behind the sinuous river beds and suggestive gullies is not easy. Spacecraft and rover missions have turned up plenty of evidence that water once flowed on Mars, but today the planet's surface is bone dry.
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