Russia’s Next-Gen Soyuz-5 Rocket Completes Flawless Maiden Flight from Baikonur Cosmodrome

Roscosmos completes the first successful test launch of the Soyuz-5 rocket from Baikonur. Discover the features of Russia's most powerful new launch vehicle.

By: AXL Media

Published: May 1, 2026, 6:10 AM EDT

A Milestone for Roscosmos

Late Thursday, Russia's space agency, Roscosmos, announced the successful maiden flight of the Soyuz-5 rocket. The launch vehicle lifted off from the Baikonur Cosmodrome at 21:00 Moscow time (18:00 GMT) on April 30. According to official statements, the mission proceeded "without any issues," successfully validating the core systems of a project that has been in development for several years. This launch represents a significant moment for the Russian aerospace sector, as it is the first entirely new launch vehicle developed by the country in over a decade.

The World's Most Powerful Liquid-Fueled Engine

Roscosmos has highlighted the Soyuz-5 as a technological powerhouse, specifically noting that it is equipped with what the agency describes as the world's most powerful liquid-fueled engine. This propulsion technology allows the rocket to transport payloads of up to 17 metric tonnes into space. Beyond sheer power, the Soyuz-5 is intended to be a more versatile and effective tool than its predecessors for placing satellites and other essential equipment into near-Earth orbit, ensuring Russia remains competitive in an increasingly crowded global launch market.

Economic and Strategic Advantages

Dmitry Bakanov, the head of Roscosmos, hailed the launch as a "new step in space exploration." During his briefings on the project, Bakanov emphasized that the Soyuz-5 was designed with modern economic realities in mind. The new vehicle is expected to significantly reduce launch costs compared to older Russian systems, making it a more attractive option for both domestic and potential international missions. Furthermore, Bakanov noted that the continued development and operation of the Soyuz-5 program would create vital high-tech jobs in both Russia and Kazakhstan.