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 aims to achieve the first launch of the 'Neutron' rocket in 2026.
Rocket Lab has completed certification testing for the recovery-type fairing, 'Hungry Hippo', designed for its reusable rocket, 'Neutron'.
Neutron has a counterpart in the CZ-10A/B.
Type I X-ray bursts occur when hydrogen and helium accumulated on a neutron star surface undergo unstable thermonuclear burning.
Neutron is equivalent in size to CZ-10A/B.
The Neutron launch vehicle is designed to lift 13,000 kilograms to low Earth orbit.
The fairing will be integrated with the Neutron first stage upon arrival at the Mid-Atlantic Regional Spaceport in Virginia.
Rocket Lab has completed qualification testing for the Neutron launch vehicle’s 'Hungry Hippo' fairing.
Neutron is a large carbon composite launch vehicle with a planned lift capacity of up to 13,000 kilograms, or about 33,000 pounds, to orbit.
Engineers introduced combined torque and bending loads at the canard hubs of Neutron's aerodynamic control surfaces with test levels pushed to 125 percent of expected loads.
Testing extended through simulated recovery of Neutron after landing on Rocket Lab's barge named Return On Investment.
Development of Neutron began in late 2021, and its first launch is currently targeted for 2026.
The flight hardware for Neutron’s fairing is now en route to Rocket Lab’s Launch Complex 3 in Wallops Island, Virginia.
Neutron will undergo a series of pre-launch checkout campaigns including static fire tests and a full Wet Dress Rehearsal (WDR) before the targeted 2026 launch window.
The milestone announced on December 8 signals the transition of Neutron’s primary aeroshell from development to pre-launch integration.
Once in Virginia, Hungry Hippo will be mated to Neutron's first stage in its final flight configuration.
The qualification testing clears the way for Neutron's inaugural flight.
The PUEO mission provides new data on extreme astrophysical processes such as black hole formation and neutron star mergers.
The IXPE spacecraft launched in 2021 and focuses mainly on supernovae, black holes, and neutron stars.
The next round of observations will take place when XL-Calibur embarks from Antarctica in 2027, aiming to capture light from more black holes and neutron stars.