LEO Express 3

active

Technology DemonstrationLEOCOSPAR 2025-276CYLaunched 11/28/2025

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Mission & Launch

Launch Mission: Transporter-15
Launch Vehicle: Falcon 9 FT5
Launch Date: 11/28/2025

Orbit & Mass

Orbit Class: LEO
Altitude: 511.5 km
Inclination: 97.44 deg
Dry Mass: 200 kg
Total Mass: 250 kg

Payload Classification

Mission Type

Technology Demonstration

Payload Category

TECH

Payload Class

B

Organizations

Operator: Impulse Space
Manufacturer: Impulse Space

Registry

COSPAR ID: 2025-276CY

Track

Mentions

24

All verified mentions of this spacecraft in source documents.

Impulse Space will operate LEO Express-2 and LEO Express-3 missions in 2024 to provide last-mile orbital delivery and hosted payload services.

PlanCapabilityValue 4.0Jul 31, 2023IMPULSE SPACE ANNOUNCES LEO EXPRESS-2 and LEO EXPRESS-3 MISSIONS

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LEO Express-2 and LEO Express-3 will perform payload hosting, last-mile orbital delivery, constellation deployment, low-altitude maneuvers, and controlled atmospheric re-entry.

CapabilityPlanGrowthValue 4.0Jul 31, 2023IMPULSE SPACE ANNOUNCES LEO EXPRESS-2 and LEO EXPRESS-3 MISSIONS

LEO Express-2 and LEO Express-3 will utilize the same Mira vehicle used on the LEO Express-1 mission.

CapabilityGeneralValue 3.4Jul 31, 2023IMPULSE SPACE ANNOUNCES LEO EXPRESS-2 and LEO EXPRESS-3 MISSIONS

LEO Express-2 and LEO Express-3 will launch on SpaceX Transporter rideshare missions.

PlanGeneralValue 4.0Jul 31, 2023IMPULSE SPACE ANNOUNCES LEO EXPRESS-2 and LEO EXPRESS-3 MISSIONS