ESA title

The mission

Using novel technology, the Fluorescence Explorer (FLEX) is designed to yield information about the health of the world’s plants. The information gathered is used to improve our understanding of how carbon moves between plants and the atmosphere and how photosynthesis affects the carbon and water cycles.

The launch

Date: 15 September 2026
Site: Kourou, French Guiana
Rocket: Vega-C

FLEX

Latest

Vega-C takes FLEX and Sentinel-3C into orbit
Applications

FLEX and Sentinel-3C launched

15/09/2026 7086 views 49 likes
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FLEX and Sentinel-3C ready for launch
Applications

FLEX and Sentinel-3C ready for liftoff on Vega-C

14/09/2026 1957 views 25 likes
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Teams at ESOC during ESA’s FLEX and Copernicus Sentinel-3C launch and early orbit (LEOP) simulations
Enabling & Support

A team of teams like never before: rehearsing a unique laun…

11/09/2026 1636 views 39 likes
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Detecting plant stress from space
Applications

Ten quirky facts about plant fluorescence

10/09/2026 1137 views 30 likes
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Vega-C fairing opens to reveal Sentinel-3C and FLEX
Applications

Watch: FLEX and Sentinel-3C launch on Vega-C

09/09/2026 7280 views 49 likes
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More items

  • Applications

    FLEX images

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    FLEX brings plant health into focus
  • Applications

    FLEX videos

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  • Applications

    FLEX mission kit

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  • Applications

    Documents and publications

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    Documents and publications

Discover FLEX

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