Earth photographed by NASA's DSCOVR spacecraft, centered on the Atlantic

Refuel the spacecraft you already operate.

Any orbit. Any propellant. Even if your satellite or spacecraft was not designed to be refueled. Extend its operating life instead of replacing it.

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WHY ASTRAL

Built for the fleet already in orbit.

Fuel should not determine when a valuable spacecraft reaches the end of its mission. Astral restores maneuverability, extends service life, and gives operators more flexibility from assets already deployed.

What we need to assess your mission

Spacecraft TypeTarget OrbitPropellantValve / InterfaceRequired QuantityService Date

HOW WE CONNECT

Familiar hardware. A new capability.

Astral works with the fluid system architecture already on your spacecraft, no need to redesign your satellite.

Heritage Interfaces

We interface with your spacecraft's current fluid system architecture.

No Proprietary Port Required

Our system is designed around interfaces already present on satellites and spacecraft that are available off the shelf.

Mission-Specific Validation

Before service, we validate the fluid system, propellant, pressure, thermal environment, orbit, and transfer operations with your engineering team.

SERVICE OFFERINGS

Service designed around your operations.

Two spacecraft docked for on-orbit propellant transfer above Earth

On-Orbit Refueling

Replenish a spacecraft at its operating orbit to extend service life, restore maneuverability, support relocation, or enable a more ambitious mission profile.

Propellant depot servicing multiple satellites in Earth orbit

Propellant Depot Staging

Pre-position propellant where your fleet needs it for planned replenishment, contingency reserves, and repeatable service across Earth orbit and cislunar space.

HOW IT WORKS

From compatibility review to verified transfer.

01

Assess Compatibility

We review the spacecraft, fluid system architecture, propellant, pressure, orbit, and operational constraints.

02

Define the Mission

Together we set the quantity, rendezvous window, servicing architecture, and verification plan.

03

Rendezvous & Connect

Astral performs docking operations and establishes a controlled connection to the validated spacecraft interface.

04

Transfer & Verify

We transfer the required propellant, verify delivery, disconnect, and return the spacecraft to operations.

TIMELINE

2027
First spacecraft deployment.

We are actively engaging pilot customers and partners ahead of first flight. If refueling changes what your mission can do, let's talk now.

Discuss your refueling mission.

Email us your spacecraft type, target orbit, propellant, valve or interface, required quantity, and service date. We’ll start with a compatibility assessment.

Discuss Your Mission