Mars exploration. Computer artwork of a US astronaut planting a flag in the Valles Marineris, Mars. The Valles Marineris is a canyon system over 4000

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Mars exploration. Computer artwork of a US astronaut planting a flag in the Valles Marineris, Mars. The Valles Marineris is a canyon system over 4000 kilometres long, up to 200 kilometres wide and up to 7 kilometres deep.

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Size: 8415px × 2103px
Photo credit: © DETLEV VAN RAVENSWAAY/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

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