Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.
Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.
| Year | Historical missions | Forecast launches |
|---|---|---|
| 2026 | 0 | 1 |
| 2027 | 0 | 3 |
| 2028 | 0 | 5 |
| 2029 | 0 | 6 |
| 2030 | 0 | 8 |
| 2031 | 0 | 8 |
| 2032 | 0 | 10 |
| 2033 | 0 | 10 |
| 2034 | 0 | 10 |
| 2035 | 0 | 12 |
| 2036 | 0 | 12 |
| 2037 | 0 | 12 |
| 2038 | 0 | 12 |
| 2039 | 0 | 12 |
| 2040 | 0 | 12 |
| 2041 | 0 | 12 |
Payload capacity by variant and target orbit when structured capacity rows are available.
| Variant | Orbit | Capacity | Altitude | Inclination | Source |
|---|---|---|---|---|---|
Neutron | LEO | 15,000 kg | Unknown | Unknown | Rocket Lab Reusable Rockets |
Neutron | LEO | 13,000 kg | Unknown | Unknown | Rocket Lab Neutron |
Latest launched missions using variants in this family.
| Mission | Variant | Launch |
|---|---|---|
No recent missionsNo launched missions are linked to variants in this family. | ||
Upcoming mission rows with announced launch timing.
| Mission | Variant | Announced |
|---|---|---|
No forecasted missionsNo upcoming announced mission rows are linked to this vehicle family. | ||
Canonical variants rolled up into this launch vehicle family.
| Variant | Stages | Missions | Status |
|---|---|---|---|
Neutron | Not stated | 0 | Development |
1 launch location represented.
| Year | Location | Launches | Confidence | Basis |
|---|---|---|---|---|
| 2026 | Wallops Flight Facility / MARS | Launch Complex 3 | 1 | 35% | Conservative startup-ramp annual family throughput default: Neutron is targeted for debut in late 2026; use early operational ramp, not mature medium-lift cade... |
| 2027 | Wallops Flight Facility / MARS | Launch Complex 3 | 3 | 35% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2028 | Wallops Flight Facility / MARS | Launch Complex 3 | 5 | 35% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2029 | Wallops Flight Facility / MARS | Launch Complex 3 | 6 | 30% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2030 | Wallops Flight Facility / MARS | Launch Complex 3 | 8 | 30% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2031 | Wallops Flight Facility / MARS | Launch Complex 3 | 8 | 30% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2032 | Wallops Flight Facility / MARS | Launch Complex 3 | 10 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2033 | Wallops Flight Facility / MARS | Launch Complex 3 | 10 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2034 | Wallops Flight Facility / MARS | Launch Complex 3 | 10 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2035 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2036 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2037 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2038 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2039 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2040 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. |
| 2041 | Wallops Flight Facility / MARS | Launch Complex 3 | 12 | 25% | Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. Site-... |
Conservative startup-ramp annual family throughput default: Neutron is targeted for debut in late 2026; use early operational ramp, not mature medium-lift cadence.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
Neutron |
| LEO |
| 8,000 kg |
| Unknown |
| Unknown |
| Rocket Lab Reusable Rockets |
Neutron | escape | 1,500 kg | Unknown | Unknown | Rocket Lab Neutron Payload User Guide |
Rocket Lab is developing Neutron.
Terran R, Neutron, and Miura 5 are positioned to enter active qualification campaigns in the final quarters of 2026.
Rocket Lab’s Neutron launch vehicle qualification schedule remains on track for late 2026.
NASA’s Psyche mission carried an imager, magnetometers, and a gamma-ray and neutron spectrometer during the Mars flyby.
Rocket Lab’s space systems portfolio includes the Electron small launch vehicle, the in-development Neutron medium-lift rocket, and a satellite manufacturing business that has produced spacecraft for government and commercial customers.
Rocket Lab is developing Neutron, a medium-lift launch vehicle.
Condor-Ultra can deploy from Rocket Lab’s Neutron.
Rocket Lab’s Neutron commercial launch manifest is filling up through the end of the decade before Neutron’s inaugural launch.
Rocket Lab’s tri-vehicle approach includes Electron for small satellite launch, HASTE for hypersonic testing, and Neutron for medium-lift constellation and national security missions.
Rocket Lab’s Neutron rocket is also designed to eventually support human spaceflight.
Rocket Lab’s new launch contract covers five dedicated Neutron launches and three dedicated Electron launches between 2026 and 2029.
The Psyche spacecraft carries a magnetometer, a gamma-ray and neutron spectrometer, and a multispectral camera.
Roman is expected to detect hundreds of rogue planets, isolated neutron stars, and black holes with masses similar to the Sun in the Galactic Bulge Time-Domain Survey.
Rocket Lab is accelerating development of its Neutron launch vehicle.
Rocket Lab’s eight-launch contract includes five Neutron launches and three Electron launches between 2026 and 2029.
U.S. Senator Tim Kaine visited Rocket Lab’s facilities for Neutron, Electron, and HASTE on the Eastern Shore.
Roman’s astrometric microlensing measurements could allow it to weigh neutron stars in some cases.
The study used detailed Milky Way simulations and simulated Roman observations to test whether the telescope could identify and characterize dozens of isolated neutron stars.
A new study in Astronomy and Astrophysics suggests that NASA’s Nancy Grace Roman Space Telescope could identify isolated neutron stars in the Milky Way through gravitational microlensing.
Rocket Lab's Neutron launch vehicle schedule has shifted into late 2026 or 2027.