Centaur V

Active

Overview

Advanced cryogenic upper stage for Vulcan, enabling high-energy orbits and deep space missions.

Operational on Vulcan Centaur since 2024 — evolved from the Centaur III used on Atlas V.

Engines

2 × RL10C-1-1

Propellant

LOX / LH2

Diameter

5.4 m (17.7 ft)

Multiple restart capability

Yes