Payload LEO
13,000 kg
Payload Mars
1,500 kg
Assessment
Neutron is Rocket Lab's reusable medium-lift rocket with nine Archimedes engines on its reusable first stage and a payload of 13,000 kg to low Earth orbit. In August 2026 Rocket Lab stated that production of the Stage 1 tank is aligned with delivering Neutron to the launch pad in the fourth quarter of 2026.
Technical data
Height43 m
Diameter7 m
Liftoff mass480 t
Liftoff thrust6,450 kN
Stages2
PropellantMethalox
ReusabilityPartially reusable
Lead time–
News about Neutron
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