I
II

Space Launch
System

COD's flagship rocket. The heaviest and strongest vehicle ever built on the server.

Astraeus I flew to the Moon and back to prove we could do it. Nothing is stopping Astraeus II now.

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Launch Complex
23A
First Flight
Astraeus I, Oct 25
Status
Active Program
Next Flight
Astraeus II
SLS vertical on Launchpad 23A at night

Mission Log

I
Astraeus I
A proof of concept flight for the Space Launch System. 11 astronauts flew to the Moon and back to confirm the vehicle, the crew systems, and the recovery procedure all worked.
Oct 25Launch Date
12:30 PM CSTLaunch Time
11Crew
Complete
II
Astraeus II
The next flight, not yet on the pad. The Vehicle Assembly Building is currently being rebuilt before the vehicle can be stacked. Astraeus II will establish the Directorate's first permanent base on the lunar surface.
TBDLaunch Date
VAB RebuildCurrent Stage
Moon BaseObjective
In Progress

Vehicle Specifications

Size

PartSize (W × H × D)
Core Stage17 × 106 × 17
Solid Booster (each)11 × 73 × 11
Capsule9 × 11 × 9
Launch Abort System9 × 20 × 9
Full Stack137 tall, at least 39 wide with boosters touching

Weight

ComponentMass
Dry, Measured: Core + 2 Boosters744.6–744.9 t
Capsule + Abort System (estimate)~35 t
Core Propellant: 846 t LOX + 141 t LH2987 t
2 Boosters of Solid Propellant1,254 t
Wet, Full Stack~3,020 t

Performance

Liftoff Thrust
39,440 kN
Thrust-to-Weight
About 1.33
Burn Times
Boosters ~135s, Core ~480s
Δv
About 5–6 km/s

Engine configuration: 4 RS-25s and 2 solid rocket boosters, all 3×3×3. Required to reach low orbit: about 161 m/s.

On the Pad

SLS vertical on Launchpad 23A at night
Aerial daytime view of SLS on Launchpad 23A
Aerial night view of SLS near the skyline