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Avio S.p.A · Vega-C

Sentinel-3C & FLEX

TBDEarth ScienceSSO
Tuesday, September 1, 2026 at 12:00 AM UTC
Guiana Space Centre, French Guiana
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Mission Overview

Sentinel-3C is the third satellite in the Sentinel-3 constellation, which provides high-accuracy optical, radar and altimetry data for marine and land services. The Fluorescence Explorer (FLEX) satellite is a part of ESA's Earth Explorer program. The satellite will map vegetation fluorescence to quantify photosynthetic activity.

Payloads
1
Type
Earth Science
Vehicle
Vega-C
Window
12:00 AM UTC – 12:00 AM UTC

Rocket

AV
Vega-C
Avio S.p.A

Launch Site

Guiana Space Centre, French Guiana

Orbit

SSO·Sun-Synchronous

Launch Window

Opens12:00 AM UTC
Closes12:00 AM UTC

Launch Site Weather

26°CModerate rain
Wind15 km/h NE
Humidity89%
Visibility10 km

Track

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