Space Railway provides an all‑electric, tether‑based launch system that climbs a carbon‑composite ribbon to geostationary orbit using MagLift™ vehicles powered by solar and kinetic energy. The architecture enables multiple daily payload or crew launches with ten‑fold higher mass capacity and ten‑fold lower cost than conventional rockets, while offering a zero‑gravity GEO platform for satellite servicing and microgravity manufacturing.
Funding
Funding not disclosed
Founders
Product
Problem
Current rocket launch systems cannot deliver the payload capacity, launch frequency, or cost efficiency required by the rapidly expanding space economy, limiting large‑scale satellite deployment, space manufacturing, and interplanetary missions.
Solution
Space Railway proposes an all‑electric, tether‑based transportation system that uses centrifugal force to create a climbing ribbon extending to geostationary orbit. High‑strength carbon‑based tethers maintain tension while MagLift™ vehicles ascend the ribbon, powered by solar, kinetic‑harvest and thermal‑management subsystems. The architecture is modular and scalable, enabling multiple daily launches of both payloads and crew without the need for propellant to escape Earth’s gravity. By shifting propulsion to ground‑based electricity and tether dynamics, the system targets a ten‑fold increase in payload mass, a ten‑fold increase in launch cadence, and a reduction of launch cost to roughly one‑tenth of conventional rockets. The platform also provides a zero‑gravity environment at GEO for manufacturing, satellite servicing, and staging of intra‑solar system missions.
Target Audience
Primary customers include satellite operators, space‑tourism companies, and manufacturers requiring microgravity production, as well as governmental and commercial agencies planning high‑frequency logistics and intra‑solar system missions.
Features
- Carbon‑composite tether with a strength‑to‑weight ratio ~158 × that of steel, enabling a stable ribbon to geostationary orbit.
- Patent‑pending MagLift™ propulsion that grips and climbs the tether using all‑electric drive units.
- Integrated solar‑array and kinetic‑energy harvest systems on vehicles and tether for continuous power without onboard fuel.
- Equatorial, ocean‑based ground station for rapid vehicle deployment, tether control, and logistics coordination.
- Scalable modular design allowing multiple concurrent ascent vehicles (train formation) to increase launch throughput and provide redundancy.
- GEO “zero‑g” platform for long‑duration microgravity manufacturing, satellite assembly, and crew habitation.
- Capability to release payloads at selectable points along the tether to achieve optimal delta‑V for lunar, Martian, or deep‑space trajectories without additional propellant.