Launches / Soyuz-5

Past launch Launched successfully

Demo Flight

Soyuz-5, flown by RKK Energiya

Soyuz-5 lifting off with the Demo Flight mission
Image via The Space Devs.

This was RKK Energiya's first launch.

It was the first launch from 45/1 in 2026.

Launched
Thursday, April 30, 2026, 6:00 p.m. UTC
Window
Thursday, April 30, 2026, 11:00 a.m. to 9:00 p.m. UTC
Launch site
Baikonur Cosmodrome, Kazakhstan
Rocket
Soyuz-5
Operator
RKK Energiya

Watch the webcast →

The mission

Demonstration Flight for Russia's new Soyuz-5 launch vehicle, with a mass simulator on board. The launch was suborbital with the simulator splashing down in the Pacific Ocean.

Type
Test flight
Destination
Suborbital

The rocket

Soyuz-5, also named Irtysh is a planned Russian rocket that is being developed by JSC SRC Progress, formerly within "Project Feniks." It will replace the capability of Zenit-2 and Proton Medium. It will initially be a two-stage rocket, but Soyuz 5 can be enhanced with an optional Blok DM-03 upper stage for geostationary missions. The rocket is loosely based on the Zenit launch vehicle with a RD-171MV engine on the 1st stage, enlarged to 4.1 m in diameter, while the 2nd stage is powered by 2 RD-0124MS engines derived from engines used on the 3rd stage of the Soyuz-2.1b. The Soyuz-5 can lift 17 tonnes to a Low Earth orbit.

The operator

RKK Energiya

Sector
Commercial
Based in
Russia

1 launches so far, 1 of them successful.

energia.ru → Wikipedia →

The launch site

It went up from 45/1 at Baikonur Cosmodrome, Kazakhstan.

See the pad on a map →

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