// ORBITAL LOGISTICS AND PROPULSION TERM
Space Segment
Refers to the part of a satellite communication system that is in space, primarily the satellite itself and its onboard equipment.
TECHNICAL DEFINITION
The space segment denotes the orbital component of a satellite system, comprising the satellite spacecraft, its payload (transponders, antennas, sensors), power systems, and propulsion, responsible for transmitting and receiving signals or collecting data from its designated orbit.
BACKGROUND
Axiom Space, Inc., is an American privately funded space infrastructure developer headquartered in Houston, Texas.
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- Orbital segment
- satellite component
- spacecraft
- payload
USAGE NOTE
The space segment communicates with the ground segment to provide various services.
DEVELOPERS
Organizations developing technology related to Space Segment.
Designs, manufactures, and launches advanced rockets and spacecraft. SpaceX is developing Starship, a fully reusable transportation system, and operates Starlink, a large constellation of internet satellites.
A leading European player in satellites (Earth observation, communication, navigation), space infrastructure, and launch vehicle components and services.
Develops and builds satellites for a variety of missions including GPS, weather forecasting, national security, and scientific research, as well as deep space exploration systems.
Specializes in Earth observation satellites, geospatial intelligence, and advanced space robotics for exploration and on-orbit servicing missions.
Develops and operates the Electron small satellite launch vehicle, and also produces the Photon satellite platform for various orbital missions.
Operates the world's largest fleet of Earth observation satellites, continuously imaging the Earth to provide data and insights for various industries.
A major aerospace and defense technology company involved in developing and manufacturing satellites, spacecraft components, launch vehicles (e.g., Antares), and providing cargo delivery to the ISS.
Developing a variety of spaceflight systems, including the New Glenn orbital launch vehicle, lunar landers, and future space infrastructure.