ArianespaceLaunch SuccessfulGovernment/Top Secret

CSO‑3

Name: Ariane 62 | CSO-3
Start: 2025-03-06T16:24:26Z
Location: Ariane Launch Area 4, Guiana Space Centre, French Guiana

Ariane 62

Launched Thu, Mar 6 · 4:24:26 PM UTC2025-03-06 16:24:26 UTCAriane Launch Area 4, Guiana Space Centre, French Guiana

Reached orbit

Follow Arianespace in the app Watch the replay

Success

Reached Sun-Synchronous Orbit

The second stage released the payload at T+1:06:00.

Worldwide

45th

orbital launch attempt in 2025

Arianespace

1st

launch this year

Ariane Launch Area 4

1st

launch from this pad this year

Pad turnaround

239 d 21 h

since the pad's previous launch

Replay

Replay: Flight VA263 | CSO-3 | Ariane 6 | First Commercial Flight I Arianespace

The Flight Plan

Planned times, from liftoff at 4:24 PM UTC. The result is at the top of the page.

Countdown1

T−0:074:24 PMStart of the engine ignition sequence

Show the countdown (1 step)

T−0:074:24 PMStart of the engine ignition sequence

Ascent8

T+0:004:24 PMFirst upwards movement of the rocket
T+2:184:26 PMThe solid rocket boosters are separated from the launcher.
T+4:304:28 PMSeparation of the payload fairing
T+7:464:32 PMSeparation of the second stage from the first
T+7:544:32 PMFirst start of the second engine
T+56:215:20 PMSecond start of the second engine
T+1:06:005:30 PMFinal deployment of the payload from the rocket
T+2:00:006:24 PMThird start of the second engine

Mission

The CSO-3 (Composante Spatiale Optique-3 satellite is the third of three new-generation high-resolution optical imaging satellites for the French military, replacing the Helios 2 spy satellite series.

Launch Provider

Arianespace

Commercial · France · Founded 1980 · CEO David Cavaillolès

Arianespace SA is a multinational company founded in 1980 as the world's first commercial launch service provider. It undertakes the production, operation, and marketing of the Ariane programme. Their vehicles launch exclusively from French Guiana in South America.

Launches

328

Successful

313

95%

Upcoming

scheduled

FliesAriane Vega

All Arianespace launches Website Wikipedia

Updates

Mar 6 · 6:43 PM
Launch successful.
hitura-nobad
Mar 6 · 5:32 PM
Payload deployed!
hitura-nobad
Mar 6 · 4:24 PM
Liftoff!
hitura-nobad
Mar 6 · 3:53 PM
Official Webcast by arianespace has started
Launch Library 2
Mar 5 · 12:41 AM
Rescheduled for March 6.
Cosmic_Penguin

Show earlier updates

Mar 4 · 7:49 AM
Next possible attempt on March 5, TBC
Nosu
Mar 3 · 4:08 PM
Launch attempt scrubbed. New launch date tba.
hitura-nobad
Mar 3 · 4:02 PM
Official Webcast by arianespace has started
Launch Library 2
Mar 3 · 3:32 PM
Adding seconds to T-0
Nosu
Feb 25 · 6:10 PM
Now targeting March 3 at 16:24 UTC
Nosu
Feb 21 · 12:19 PM
Delayed, new launch date TBA.
hitura-nobad
Jan 28 · 7:20 AM
Updating launch time and setting GO
Nosu
Nov 27 · 1:44 AM
NET February 25.
Cosmic_Penguin
Nov 8 · 5:53 PM
NET Mid-February.
Cosmic_Penguin
Jul 9 · 11:00 PM
NET December 2024
Nosu
Oct 9 · 10:46 AM
NET late 2024.
Cosmic_Penguin

Ariane 62

Vehicle history

Height

63m

Diameter

5.4m

To low Earth orbit

10,900kg

Liftoff thrust

10,370kN

Space Launch Now for iOS and Android

Notifications before every launch you follow, live countdowns on your home screen and watch, and webcasts as they start.

See what's in the app

Scan to open on your phone

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ArianespaceLaunch SuccessfulGovernment/Top Secret

CSO‑3

Ariane 62

Launched Thu, Mar 6 · 4:24:26 PM UTC2025-03-06 16:24:26 UTCAriane Launch Area 4, Guiana Space Centre, French Guiana

Reached orbit

Follow Arianespace in the app Watch the replay

Success

Reached Sun-Synchronous Orbit

The second stage released the payload at T+1:06:00.

Worldwide

45th

orbital launch attempt in 2025

Arianespace

1st

launch this year

Ariane Launch Area 4

1st

launch from this pad this year

Pad turnaround

239 d 21 h

since the pad's previous launch

Replay

Replay: Flight VA263 | CSO-3 | Ariane 6 | First Commercial Flight I Arianespace

The Flight Plan

Planned times, from liftoff at 4:24 PM UTC. The result is at the top of the page.

Countdown1

T−0:074:24 PMStart of the engine ignition sequence

Show the countdown (1 step)

T−0:074:24 PMStart of the engine ignition sequence

Ascent8

T+0:004:24 PMFirst upwards movement of the rocket
T+2:184:26 PMThe solid rocket boosters are separated from the launcher.
T+4:304:28 PMSeparation of the payload fairing
T+7:464:32 PMSeparation of the second stage from the first
T+7:544:32 PMFirst start of the second engine
T+56:215:20 PMSecond start of the second engine
T+1:06:005:30 PMFinal deployment of the payload from the rocket
T+2:00:006:24 PMThird start of the second engine

Mission

Launch Provider

Arianespace

Commercial · France · Founded 1980 · CEO David Cavaillolès

Launches

328

Successful

313

95%

Upcoming

scheduled

FliesAriane Vega

All Arianespace launches Website Wikipedia

Updates

Mar 6 · 6:43 PM
Launch successful.
hitura-nobad
Mar 6 · 5:32 PM
Payload deployed!
hitura-nobad
Mar 6 · 4:24 PM
Liftoff!
hitura-nobad
Mar 6 · 3:53 PM
Official Webcast by arianespace has started
Launch Library 2
Mar 5 · 12:41 AM
Rescheduled for March 6.
Cosmic_Penguin

Show earlier updates

Mar 4 · 7:49 AM
Next possible attempt on March 5, TBC
Nosu
Mar 3 · 4:08 PM
Launch attempt scrubbed. New launch date tba.
hitura-nobad
Mar 3 · 4:02 PM
Official Webcast by arianespace has started
Launch Library 2
Mar 3 · 3:32 PM
Adding seconds to T-0
Nosu
Feb 25 · 6:10 PM
Now targeting March 3 at 16:24 UTC
Nosu
Feb 21 · 12:19 PM
Delayed, new launch date TBA.
hitura-nobad
Jan 28 · 7:20 AM
Updating launch time and setting GO
Nosu
Nov 27 · 1:44 AM
NET February 25.
Cosmic_Penguin
Nov 8 · 5:53 PM
NET Mid-February.
Cosmic_Penguin
Jul 9 · 11:00 PM
NET December 2024
Nosu
Oct 9 · 10:46 AM
NET late 2024.
Cosmic_Penguin

Ariane 62

Vehicle history

Height

63m

Diameter

5.4m

To low Earth orbit

10,900kg

Liftoff thrust

10,370kN

Next From Guiana Space Centre

Guiana Space Centre schedule

Nov23Mon

Amazon Leo (LE-04)Arianespace · Ariane 64 Block 2 · Ariane Launch Area 4, Guiana Space Centre, French GuianaLow Earth OrbitTo be determinedTime TBD Dec—NET

Metop-SG B1Arianespace · Ariane 62 · Ariane Launch Area 4, Guiana Space Centre, French GuianaSun-Synchronous OrbitTo be determinedNET December

Space Launch Now for iOS and Android

Notifications before every launch you follow, live countdowns on your home screen and watch, and webcasts as they start.

See what's in the app

Scan to open on your phone

CSO‑3

Replay

The Flight Plan

Countdown1

Ascent8

Mission

Arianespace

Updates

Ariane 62

Never Miss a Launch.

CSO‑3

Replay

The Flight Plan

Countdown1

Ascent8

Mission

Arianespace

Updates

Ariane 62

Next From Guiana Space Centre

Never Miss a Launch.

Next From Guiana Space Centre