Launch (UTC)11 Sept 2026 (time TBD)
Launch (local)—
ProviderAvio S.p.A
VehicleVega-C
OrbitSun-Synchronous Orbit
PadAriane Launch Area 1 (ELV), Guiana Space Centre, French Guiana
CountryFrench Guiana
MissionSentinel-3C & FLEX
Window00:00–00:00 UTC
Mission
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.