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Launch Vehicles
Vehicle family profile

Neutron

Family-level launch record combining canonical variants, historical missions, public cadence forecasts, and available payload performance specs.

Rocket LabDevelopment
Admin
Variants
1
Canonical variants linked to this family.
Historical missions
0
Missions in the public mission table with actual launch dates.
Peak listed capacity
15,000 kg
Maximum payload capacity across listed variants and orbits.

Launch Cadence

Historical missions are grouped by actual launch year. Forecast cadence uses family-level launch-rate rows.

YearHistorical missionsForecast launches
202601
202703
202805
202906
203008
203108
2032010
2033010
2034010
2035012
2036012
2037012
2038012
2039012
2040012
2041012

Forecast Location Split

Performance Specs

Payload capacity by variant and target orbit when structured capacity rows are available.

VariantOrbitCapacityAltitudeInclinationSource
Neutron
LEO15,000 kgUnknownUnknownRocket Lab Reusable Rockets
Neutron
LEO13,000 kgUnknownUnknownRocket Lab Neutron

Recent Missions

Latest launched missions using variants in this family.

MissionVariantLaunch

No recent missions

No launched missions are linked to variants in this family.

Forecasted Missions

Upcoming mission rows with announced launch timing.

MissionVariantAnnounced

No forecasted missions

No upcoming announced mission rows are linked to this vehicle family.

Variants

Canonical variants rolled up into this launch vehicle family.

VariantStagesMissionsStatus
Neutron
Not stated0Development

1 launch location represented.

YearLocationLaunchesConfidenceBasis
2026Wallops Flight Facility / MARS | Launch Complex 3135%Conservative startup-ramp annual family throughput default: Neutron is targeted for debut in late 2026; use early operational ramp, not mature medium-lift cade...
2027Wallops Flight Facility / MARS | Launch Complex 3335%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2028Wallops Flight Facility / MARS | Launch Complex 3535%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2029Wallops Flight Facility / MARS | Launch Complex 3630%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2030Wallops Flight Facility / MARS | Launch Complex 3830%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2031Wallops Flight Facility / MARS | Launch Complex 3830%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2032Wallops Flight Facility / MARS | Launch Complex 31025%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2033Wallops Flight Facility / MARS | Launch Complex 31025%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2034Wallops Flight Facility / MARS | Launch Complex 31025%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2035Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2036Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2037Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2038Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2039Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2040Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.
2041Wallops Flight Facility / MARS | Launch Complex 31225%Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated. Site-...
Wallops Flight Facility / MARS | Launch Complex 3
2026 · 35% confidence
1

Conservative startup-ramp annual family throughput default: Neutron is targeted for debut in late 2026; use early operational ramp, not mature medium-lift cadence.

Wallops Flight Facility / MARS | Launch Complex 3
2027 · 35% confidence
3

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2028 · 35% confidence
5

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2029 · 30% confidence
6

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2030 · 30% confidence
8

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2031 · 30% confidence
8

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2032 · 25% confidence
10

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2033 · 25% confidence
10

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2034 · 25% confidence
10

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2035 · 25% confidence
12

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2036 · 25% confidence
12

Conservative startup-ramp annual family throughput default: Neutron cadence below previous 16/year upper curve until regular operations are demonstrated.

Wallops Flight Facility / MARS | Launch Complex 3
2037 · 25% confidence
12

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
escape1,500 kgUnknownUnknownRocket Lab Neutron Payload User Guide
Track
Mentions
285
All verified mentions of this launch vehicle family in source documents.
0.0-5.0
Actions

Swift’s Ultraviolet/Optical Telescope imaged the kilonova produced by the merging neutron stars in galaxy NGC 4993 on 2017-08-18, about 15 hours after the gravitational waves and gamma-ray burst were detected.

CapabilityGeneralValue 4.5Mar 24, 2024NASA’s Tiny BurstCube mission launched to study cosmic blasts
Page11of15

Rocket Lab is working to have the first Neutron ready for launch from Launch Complex 3 as soon as the end of 2024.

PlanValue 4.0Mar 21, 2024Electron launches NRO mission from Wallops

Rocket Lab is building Launch Complex 3 adjacent to LC-2 to support its Neutron rocket.

PlanCapabilityGrowthValue 4.0Mar 21, 2024Electron launches NRO mission from Wallops

Rocket Lab operates the Electron small launch vehicle and projects its larger Neutron rocket could be ready as soon as the end of 2024.

PlanCapabilityValue 4.0Mar 20, 2024Launch providers look for competitive advantages in era of transition

Rocket Lab estimated in 2021 that it would spend $250,000,000 to $300,000,000 on Neutron and have the vehicle ready in 2024.

PlanFinancialValue 4.0Feb 28, 2024Rocket Lab pushing for first Neutron launch in 2024

Rocket Lab designs and manufactures the Electron small orbital launch vehicle and the Photon satellite platform and is developing the Neutron large launch vehicle for constellation deployment.

CapabilityPlanGrowthValue 4.2Feb 20, 2024Rocket Lab’s upcomig Electron mission is to deploy an Earth-Imaging satellite for Synspective

Rocket Lab is developing a larger rocket called Neutron that is projected to debut in 2025.

PlanGrowthValue 4.0Jan 8, 2024Space Development Agency confirms Rocket Lab will produce 18 satellites for U.S. military network

Rocket Lab is developing a larger rocket called Neutron that is expected to debut in 2025.

PlanGeneralValue 4.0Dec 23, 2023Rocket Lab wins $515 million contract to build 18 satellites for U.S. government agency

Rocket Lab is developing a larger Neutron rocket and targeted a first Neutron launch in late 2024.

PlanCapabilityValue 4.0Oct 13, 2023The Accidental Monopoly

Rocket Lab raised $777,000,000 in capital from its SPAC deal to help fund its Neutron medium-class rocket.

FinancialPlanGeneralCapabilityValue 4.8Sep 14, 2023Post-SPAC space firms redoubling efforts to attract institutional investors

On 2023-08-07, NanoAvionics was preparing to ship a nanosatellite slated to launch that fall to study black holes and neutron stars from low Earth orbit.

PlanCapabilityValue 3.5Aug 7, 2023NanoAvionics completes LEO satellite for studying black holes

Rocket Lab will use the leased Long Beach facility to support development of its Neutron rocket.

CapabilityPlanGrowthValue 3.5May 23, 2023Three companies to buy most Virgin Orbit assets

Neutron development is continuing with expanded launch and testing facilities, engine hardware being printed at Rocket Lab’s Long Beach headquarters, and vehicle hardware in production for upcoming structural tests during 2023.

PlanGrowthCapabilityValue 4.0May 9, 2023Rocket Lab Announces First Quarter 2023 Financial Results, Issues Guidance For Continued Growth In Second Quarter 2023

The OLC049, OLC249, and OLC449 optocouplers are designed for large satellite constellation applications that require optical isolation in radiation environments such as gamma, neutron, and proton radiation and provide a high current transfer ratio (CTR) and low saturation VCE.

CapabilityGeneralValue 4.3May 3, 2023Skyworks to Showcase its High-Reliability RF and Opto Solutions at Space Tech Expo 2023

LunaH-Map tested its neutron spectrometer during the November 2022 lunar flyby at higher altitudes.

CapabilityPlanValue 4.0May 2, 2023Artemis 1 cubesat nearing end of mission

Rocket Lab is developing a reusable medium rocket named Neutron designed to carry up to 13,000 kg to low Earth orbit.

CapabilityPlanValue 4.0Apr 14, 2023The next battle for U.S. military launch contracts is about to begin

Rocket Lab is expanding operations at Virginia’s Wallops Island and will host launches of the company’s larger Neutron rocket in addition to Electron launches.

GrowthPlanValue 4.0Mar 24, 2023Cape Congestion: World’s busiest spaceport stretched to its limits

Rocket Lab is developing the larger Neutron rocket, which is slated to debut as soon as 2024.

PlanCapabilityValue 4.0Mar 16, 2023Electron launches two Capella Space radar satellites

Rocket Lab is investing approximately $250,000,000 in the development of the Neutron launch vehicle.

FinancialCapabilityGrowthValue 4.0Mar 7, 2023Rocket Lab ‘very happy’ with Space Force plan to procure launch services

Rocket Lab plans to start flying Neutron in late 2024.

PlanValue 4.0Mar 7, 2023Rocket Lab ‘very happy’ with Space Force plan to procure launch services