An orbital propellant depot is a cache of propellant that is placed in orbit around Earth or another body to allow spacecraft or the transfer stage of...

cost of commercial spaceflight, and is currently developing an orbital propellant depot, Antaios. Gateway Galactic was founded by Justin Myers and Floyd...

missions. The system would be supported by permanent Earth and lunar orbital propellant depots. The Saturn V might still have been used as a heavy lift launch...

Administrator Michael D. Griffin suggested that establishing an on-orbit propellant depot is, "Exactly the type of enterprise which should be left to industry...

reentry. Delta-v budget Gravity drag Orbital maneuver Orbital stationkeeping Spacecraft propulsion Orbital propellant depot Specific impulse Tsiolkovsky rocket...

vehicles and for on-orbit propellant depots. Solar thermal propulsion is also a good candidate for use in reusable inter-orbital tugs, as it is a high-efficiency...

Starship’s first internal propellant transfer demonstration. The Starship’s tanker variant ability to act as an orbital propellant depot to Starship HLS is a...

Wikimedia Commons has media related to Orbital propellant depots. Boeing has suggested a non-extractive propellant depot, or "space gas station," which accumulates...

existing rockets with on-orbit assembly and propellant depots as needed. In 2019, a former ULA employee alleged that Boeing viewed orbital refueling technology...

transferred up to low Earth orbit for use in propellant depots at substantially reduced cost. The main difficulties with liquid propellants are also with the oxidizers...

storable propellants, and later for cryogenic propellants. Space Infrastructure Servicing by Canadian MDA Orbital Express — a 2007 U.S. government-sponsored...

A propellant (or propellent) is a mass that is expelled or expanded in such a way as to create a thrust or another motive force in accordance with Newton's...

Propulsion, Spacecraft Propulsion Yamato 1 Mass driver Prototypes Orbital propellant depot Research, development Deep-space missions with larger payloads...

geosynchronous orbit, the Moon, and Mars, Starship will rely on orbital refueling from the tanker variants, a ship-to-ship propellant transfer demonstration...

transferring liquid oxygen and liquid hydrogen propellants. The transporter will then travel to near-rectilinear halo orbit, where it is to dock to and fuel the...

pounds (450 kg) propellant payloads to orbit. The goal is to supply 1,800,000 kilograms (4,000,000 lb) of fuel to orbital propellant depots yearly. In a...

Launch of the World's First Orbital Propellant Tanker". Small Satellite Conference. Foust, Jeff (August 30, 2022). "Orbit Fab announces in-space hydrazine...

terrestrial use, the project envisioned producing water for an orbital propellant depot. Planetary Resources packaged a number of the non-optical satellite...

space elevator, such a device would be used to pump gas to an orbital propellant depot. A cruiser would be a vehicle in the atmosphere that gathers and...

fine adjustments for scientific missions and cargo transport between propellant depots, e.g., for chemical fuels. Ion thrusters can also be used for interplanetary...

second-stage in an elliptical geocentric orbit with a low-perigee, thus ensuring rapid orbital decay and avoiding long-term orbital debris from spent rocket bodies...

increasing the object's orbital period. The closer to Earth the object is, the greater this effect is. At the L1 point, the object's orbital period becomes exactly...

Orbital Station – Proposed Russian space station on Moon orbit Moonbase – Long-term human settlement on the Moon Lunar cycler – Type of orbit Orbital...

A rocket engine uses stored rocket propellants as the reaction mass for forming a high-speed propulsive jet of fluid, usually high-temperature gas. Rocket...

additional propellant – to be able to rendezvous with, capture and deorbit an existing derelict satellite from approximately the same orbital plane. An...

attractive. Hypothetically, water processed from ice could refuel orbiting propellant depots. From the astrobiological perspective, asteroid prospecting could...

thrust generation in low orbits without the need of on-board propellant, by using residual gases in the atmosphere as propellant. Atmosphere-breathing electric...

is divided into two sections: the Russian Orbital Segment (ROS) assembled by Roscosmos, and the US Orbital Segment (USOS), assembled by NASA, JAXA, ESA...

launch vehicles and for orbiting propellant depots. Solar thermal propulsion is also a good candidate for use in reusable inter-orbital tugs, as it is a high-efficiency...

attractive. Hypothetically, water processed from ice could refuel orbiting propellant depots. Although asteroids and Earth accreted from the same starting...