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ExoMars observing water in the martian atmosphere


Date: 10 February 2021
Satellite: Trace Gas Orbiter
Copyright: ESA

The ESA-Roscosmos ExoMars Trace Gas Orbiter studies water vapour and its components as it rises through the atmosphere and out into space. By looking specifically at the ratio of hydrogen to its heavier counterpart deuterium, the evolution of water loss over time can be traced.

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Last Update: 10 February 2021
15-Jul-2026 23:07 UT

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