Neutron

In Development
Rocket Lab
Rocket Lab
Neutron

Overview

Medium-lift reusable rocket under development for mega-constellation deployment and human spaceflight.

First launch is now targeted for Q4 2026 after a stage 1 tank test failure; fairing and thrust-structure qualification milestones have already been completed.

Key Specs

Payload to LEO

13,000 kg

Height

43 m (141 ft)

Diameter

7 m (23 ft)

Reusable

Yes (first stage)

Engine

Archimedes (LOX/methane)

Target First Launch

Q4 2026