Roscosmos / RSC Energia · Operational · ru · Crew Spacecraft
Soyuz MS
Russia's current ISS crew transport; 3-seat capsule with 6-hour to 2-day rendezvous profiles.
Verified 2026-06-17 · First flight 2016-07-07
Subsystems
propulsion↗
Service/propulsion compartment with main and backup liquid-fueled engines for orbital maneuvers, de-boost, and abort; launch mass ~7,290 kg.
life-support↗
Nitrogen-oxygen atmosphere; designed for independent crewed operations several days; months docked to station.
avionics↗
New computer and upgraded digital avionics vs earlier Soyuz variants; GLONASS navigation; Kurs-NA automated rendezvous.
power↗
More efficient solar panels than earlier variants with increased surface area and efficiency.
Specs & Metrics
- Crew Capacity ↑ better
- 3 seats
- Maximum number of crew members the vehicle can carry on a nominal mission.
- Cargo Upmass ↑ better
- 170 kg
- Cargo to orbit; 60 kg return; 170 kg disposable
- Maximum pressurized + unpressurized cargo delivered to station orbit (upmass), in kg.
- Pressurized Volume ↑ better
- 9 m³
- Total habitable volume: ~5.0 m³ orbital module + ~3.5–4.0 m³ descent module
- Total internal pressurized volume of the spacecraft in cubic metres.