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Cosmoleap expects Qingyu-11 to generate around 150 tons of thrust with a thrust range of 30 to 105 percent and a specific impulse of up to 350 seconds.
Julia Vyborny is Director of Propulsion at Impulse Space, led design and successful flight of the Mira spacecraft, and is responsible for developing Impulse’s Deneb oxidizer‑rich staged combustion engine.
SES is the first commercial customer for Impulse Space’s Helios kick stage mission.
Impulse Space identifies gaps in U.S. situational awareness in higher orbits, specifically Geostationary Orbit and likely Medium Earth Orbit, due to foreign rendezvous-proximity operations around U.S. assets.
Impulso.Space is an Italian company that offers integrated, end-to-end launch services from its U.S. operations in Melbourne, Florida near Cape Canaveral.
Under the agreement, Galaxia will provide MissionOne framework and mission execution expertise and Impulso.Space will manage launch access and integrated logistics capabilities.
Galaxia signed the multi-launch deal with Impulso.Space at Space Tech Expo Europe in Bremen in fall 2025.
Galaxia Mission Systems signed a multi-launch agreement with Impulso.Space in support of its MissionOne program.
Galaxia announced the agreement with Impulso.Space on February 5, 2026.
Under the agreement, Impulso.Space will support MissionOne launches by securing appropriate launch opportunities and separation systems and by managing satellite logistics including shipping, customs clearance, and the preparing and refueling of spacecraft ahead of integration.
Impulso.Space signed an agreement in 2024 with Maritime Launch Services to provide integrated launch services for Spaceport Nova Scotia.
Starfish Space completed an autonomous rendezvous and proximity operations demonstration in Low Earth Orbit with Impulse Space during which Starfish’s payload autonomously controlled the LEO Express 2 Mira and brought it within approximately 1,250 meters of the LEO Express 1 Mira.
In 2024 the Space Development Agency awarded six study contracts worth a combined $1.9 million to Starfish Space, Arkisys, Impulse Space, Quantum Space, Sierra Space, and SpaceWorks Enterprises to study the feasibility of deorbiting PWSA satellites.
Ariel achieved a vacuum specific impulse (Isp) greater than 178 seconds.
Samara’s flight experiment on the Mira spacecraft has powered on and is awaiting its turn among Impulse Space customers to run the experiment and achieve flight-proven status.
The Impulse Space Mira spacecraft that launched in November on SpaceX Transporter-15 includes one panel and two hinges designed by Samara Aerospace.
Impulse Space conducted a fully autonomous rendezvous and proximity operations (RPO) mission using their LEO Express 2 Mira.
Mira made contact using new, Impulse-built radios after separation from the launch vehicle.
RDREs provide efficient combustion by leveraging a supersonic detonation wave and offer a 10-15% improvement in specific impulse over conventional rocket engines.
The Remora mission has been completed by Starfish Space and Impulse Space.