Sentinel-3C & FLEX

Vega-C · Avio S.p.A

Tuesday, September 15, 2026 at 1:21 AM UTC

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.

Launch site
Ariane Launch Area 1 (ELV), Guiana Space Centre, French Guiana
Vehicle
Vega-C
Provider
Avio S.p.A
Orbit
SSO
Payload
Sentinel-3C & FLEX
Status
GO
Vehicle height
34.8 m
Liftoff thrust
2,974 kN
Vehicle type flights
7
Vehicle type success rate
85.7%

What changed

  1. SEP 10 · 11:30 PM UTC
    Livestream added
    Detected by RocketRune
  2. JUL 30 · 2:09 PM UTC
    GO for launch on September 15 UTC.
    Launch Library note·Source
  3. JUN 25 · 12:08 PM UTC
    NET September 11
    Launch Library note·Source

8 more entries in the full history of this launch. RocketRune Pro shows every change and every dated note.

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