RocketAtlas V 551Stage flies it · hover takes it apart59.7 m · 573 t
Atlas V 551, built by Lockheed Martin (United States). First flew in 2006, last flew in 2024. 59.7 m tall, 3.8 m across, 573 t at lift-off. Payload: 8,900 kg to geostationary transfer orbit, 15,000 kg to sun-synchronous orbit. Engines: 5 × AJ-60A on the boosters, 1 × RD-180 on stage 1, 1 × RL10A-4-2 on stage 2. Figures from the database's vehicle record. Stage lengths and diameters follow Atlas V on Wikipedia; interstages, fairings and engine bells are drawn to estimated proportions.