Vega-C — mission imagery
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TBD

Sentinel-3C & FLEX

Vega-CAvio S.p.AAriane Launch Area 1 (ELV)
Friday, September 11, 2026 · 12:00 AM UTCAdd to Calendar

NextMission AnnouncedT-720:00:00

Time to launch

61
DAYS
:
15
HRS
:
09
MIN
:
49
SEC
Launch Window Confidence
46% — Uncertain

Vehicle

Vega-C

Profile →

Vega-C is a single-body rocket nearly 35 m high with that weighs 210 tonnes on the launch pad. As with Vega, its main elements are three solid-propellant stages, an upper stage powered...

Height34.8 m
LEO Payload3,300 kg
Launches25
Successes1

Provider

Avio S.p.A

Profile →

ITA • Founded 1908

Avio S.p.A. is an Italian company operating in the aerospace sector with its head office in Colleferro near Rome, Italy. Founded in 1908, it is present in Italy and abroad with different commercial offices and...

Mission Brief

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.

PayloadSentinel-3C & FLEX
OrbitSun-Synchronous Orbit
CustomerCopernicus
Stages4
PadAriane Launch Area 1 (ELV), Guiana Space Centre, French Guiana

Mission Timeline

0 / 140%
Up next · Pre-launch

Mission Announced

Official mission announcement and payload assignment

T-720:00:00
12:00 AM UTC
  • Mission AnnouncedT-720:00:00
  • Vehicle RolloutT-48:00:00
  • Wet Dress RehearsalT-24:00:00
  • Launch Day PrepT-06:00:00

Ground vector

Launch site

Site locked

Ariane Launch Area 1 (ELV)

Guiana Space Centre, French Guiana

Global range
SITE LOCK
Latitude
5.236°N
Longitude
52.775°W

Range Weather

Launch commit criteria

Clear
Watch
TrackingNo active constraints
Weather Rules

Tracking no weather issues at this time.

Primary concern
No weather issues
Rule count
0
Temperature
Not reported
Surface wind
Not reported
Window

12:00 AM UTC - 12:00 AM UTC

Delay History

4
Sep 11Sep 11TBD → TBD

Schedule updated

Sep 9Sep 11TBD → TBD

Schedule updated

Sep 9Sep 9TBD → TBD

Schedule updated

Sep 1Sep 9TBD → TBD

Schedule updated

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