Haven-2

Designed to succeed the International Space Station

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Safe, reliable, and low cost, Haven-2 will introduce groundbreaking opportunities to expand human progress on Earth, and shape the future of life in space.

Safe, reliable, and low cost, Haven-2 will introduce groundbreaking opportunities to expand human progress on Earth, and shape the future of life in space.

Haven-2
Features

Modular design
Two docking ports
External payload facilities
3.8 m domed Cupola window
Extravehicular activity airlock (EVA)
Starlink, engineered by SpaceX

Haven-2

HAVEN-2

First module operational in 2028,
fully constructed in 2032

  • Crew:

  • Habitable Volume:

  • Pressurized Volume:

  • Consumable Mass:

  • Launch Mass:

  • Station Power:

  • Payload Power:

  • 12

  • 500 m³

  • 1160 m³

  • 100,000 kg

  • 282,000 kg

  • 86 Kw

  • 40 Kw

Haven-2

Designed to succeed the International Space Station

Timeline

Starting in 2028, Haven Modules will launch approximately every six months, with a final station configuration slated for 2032.

2028

Haven Module

Crew: 4 + 4 HANDOVER

Station Power: 9.8 kW

Payload Power: 2 kW

+180 DAYS

2-module configuration

Crew: 4-8

Station Power: 19.6 kW

Payload Power: 4 kW

+180 DAYS

3-module configuration

Crew: 4-8

Station Power: 29 kW

Payload Power: 8 kW

2030

4-module configuration

Crew: 4-8

Station Power: 39 KW

Payload Power: 12 KW

2030

Haven Core

Crew VOLUME: 70 M³

Station Power: 7.3 KW

EXTERNAL PAYLOAD ACCOMMODATIONS: 10

+180 DAYS

5-module configuration

Crew: FLEXIBILITY

Station Power: 45 kW

Payload Power: 20 kW

2032

9-module configuration

Crew VOLUME: 500 m³

Station Power: 86 kW

Payload Power: 40 kW

Haven-2: Leveraging our heritage

To continue crewed operations in low-Earth orbit before the ISS is retired, Haven-2 will be built on the heritage of Haven-1, with key upgrades.

Haven-1 (2026)
Haven-2 Module (2028)
Haven-1 (Q4 2025)
Haven-2 Module (2028)
Diameter
4.4 m
4.4 m
Length
10.1 m
16 m
Docking ports
1
2
NASA certified
No
Capable
Launcher vehicle
SpaceX Falcon 9 reusable
SpaceX Falcon Heavy
Mass
14,600 kg
29,000 kg
Habitable volume
45 m³
55 m³
Pressurized volume
80 m³
125 m³
Cargo resupply capable
No
Yes
On-board consumables
160 crew days
720 crew days

*Core structures designed and built in the U.S.

Modular Design

From 2029 to 2030, Vast will launch three additional modules, expanding the station’s volume and payload facilities. Each module will incorporate increasingly advanced and efficient life support technologies.