Celestia Aerospace
Company Information
Headquarters
Barcelona, Spain
Year Founded
2014
Industries
Aerospace, Satellite Manufacturing, Satellite Communications, Earth Observation, Space Transportation, Scientific Research
What Is Celestia Aerospace?
Celestia Aerospace is a space technology company developing nanosatellites and airborne satellite launch systems for commercial, scientific, and research applications. The company provides technologies and services covering satellite design, manufacturing, launch planning, and orbital operations. Its approach combines small satellite development with an aircraft-based launch concept intended to provide flexible access to low Earth orbit.
Its primary launch technology is the Sagitarius Airborne Launch System, which combines a supersonic carrier aircraft with rocket vehicles designed to transport nanosatellites into orbit or support suborbital research missions.
What Does Celestia Aerospace Do?
Celestia Aerospace develops end-to-end nanosatellite mission services, helping organizations identify mission requirements, design spacecraft, integrate scientific or commercial payloads, and prepare satellites for launch. Its services also include spacecraft testing, mission planning, ground station support, and satellite data collection.
The company is developing an airborne launch platform designed to carry rockets to high altitude before releasing them for suborbital or orbital flight. This approach is intended to support smaller payloads and different mission configurations without depending entirely on conventional ground-launched rockets.
Celestia Aerospace Technology
Celestia Aerospace’s launch technology is based on airborne rocket deployment, in which a carrier aircraft transports a rocket to high altitude before releasing it. The Sagitarius system is designed around a MiG-29UB aircraft, identified as Archer 1, and Space Arrow rockets that provide the propulsion required for suborbital or orbital missions.
The company describes two rocket configurations: Space Arrow SM and Space Arrow CM. The SM configuration uses two rocket stages for suborbital flights, while the CM configuration uses three stages and is designed to deliver small payloads into low Earth orbit. The architecture is intended to accommodate different nanosatellite launch requirements.
Celestia Aerospace also works with modular nanosatellite platforms for scientific experiments, semiconductor research, component testing, and satellite constellations. These platforms integrate payload electronics, power systems, communications equipment, and other spacecraft subsystems. Ground operations technologies support telemetry reception, satellite monitoring, and data collection after deployment.
Why Celestia Aerospace Matters
Small satellites have created opportunities for organizations to conduct scientific research, collect Earth observation data, and test technologies in orbit. However, launching and operating these spacecraft still requires specialized engineering, infrastructure, and mission planning. Celestia Aerospace addresses these requirements through integrated nanosatellite development and mission services.
Its Sagitarius project explores airborne satellite launch technology as an alternative to conventional ground-based launch systems. By combining a carrier aircraft with dedicated small rockets, the concept is intended to support flexible launch configurations for nanosatellite missions.
The company’s work also connects satellite manufacturing with scientific experimentation and orbital data services. Its nanosatellite platform concepts illustrate how compact spacecraft can be adapted for research, component testing, Earth observation, and communications, contributing to the broader development of commercial space infrastructure.
Celestia Aerospace Products & Platforms
Sagitarius Airborne Launch System (SALS)
Sagitarius is Celestia Aerospace’s proposed airborne satellite launch system. It combines a supersonic aircraft with rocket launch vehicles to transport nanosatellites toward low Earth orbit. The system is designed to support multiple payload configurations, including missions carrying several small satellites.
Archer 1 Carrier Aircraft
Archer 1 is the MiG-29UB aircraft specified for the Sagitarius launch system. It is designed to carry Space Arrow rockets to an altitude of approximately 20 kilometers before releasing them for powered flight. The aircraft-based approach allows rocket deployment to begin above much of Earth’s lower atmosphere.
Space Arrow SM
Space Arrow SM is a two-stage rocket configuration designed for suborbital missions. It is intended to carry experimental payloads on trajectories that can provide approximately ten minutes of microgravity for scientific research and technology testing.
Space Arrow CM
Space Arrow CM is a three-stage rocket configuration designed to transport nanosatellites into low Earth orbit. Celestia Aerospace describes a payload capacity of up to 16 kilograms per rocket, supporting small satellite deployment missions.
BioPharmaSat
BioPharmaSat is a proposed nanosatellite platform for biological and pharmaceutical experiments, including protein crystallization and the study of living cultures in the space environment.
SemicondSat
SemicondSat is a nanosatellite platform concept for semiconductor-related research and experiments. It is intended to accommodate payloads used to study materials and electronic technologies in space.
TestSat
TestSat is a nanosatellite platform intended for space qualification and component testing. It supports experiments involving electronic devices, sensors, and other technologies that require evaluation under orbital conditions.
ClusterSat
ClusterSat is a nanosatellite platform concept designed for missions involving multiple spacecraft operating as a constellation. Potential applications include distributed sensing, communications, and coordinated satellite observations.
Celestia Aerospace Applications
Nanosatellite Launch and Deployment
The Sagitarius launch system is designed to transport small satellites into low Earth orbit. Its airborne architecture is intended to provide launch options for organizations developing CubeSats, nanosatellites, and other compact spacecraft.
Earth Observation and Remote Sensing
Nanosatellites can carry cameras and sensors for monitoring environmental conditions, land use, infrastructure, and other features of Earth’s surface. Celestia Aerospace’s satellite development services can support missions built around these applications.
Scientific Research in Microgravity
The company’s proposed suborbital launch configuration supports microgravity research, including experiments involving biological materials, physical processes, and scientific instruments that benefit from reduced-gravity conditions.
Semiconductor and Materials Research
Celestia Aerospace’s SemicondSat concept is intended for experiments involving semiconductor technologies and materials. Such missions can investigate how components and materials behave in the space environment.
Space Technology Validation
TestSat supports the evaluation of electronic components, sensors, and spacecraft technologies under orbital conditions. These missions can provide data on equipment performance before its use in larger space systems.
Satellite Communications and Constellations
The company’s nanosatellite constellation technologies can support distributed spacecraft missions for communications, data collection, and coordinated observations using multiple satellites.
Satellite Operations and Data Management
Celestia Aerospace provides services for receiving satellite telemetry, managing spacecraft operations, and collecting data from onboard instruments. These capabilities support organizations that do not maintain their own satellite ground control infrastructure.
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Frequently Asked Questions
What is Celestia Aerospace?
Celestia Aerospace is a space technology company developing nanosatellites, airborne launch systems, and mission services for commercial and scientific applications.
What is the Sagitarius Airborne Launch System?
Sagitarius is an aircraft-based launch system under development by Celestia Aerospace. It is designed to carry rockets to high altitude before releasing them for suborbital flights or nanosatellite launches into orbit.
How does Celestia Aerospace launch satellites?
Its proposed launch method uses a MiG-29UB carrier aircraft to transport Space Arrow rockets to high altitude. After release, the rockets would ignite and carry their payloads toward the intended flight trajectory or orbit.
What types of satellites does Celestia Aerospace develop?
Celestia Aerospace focuses on nanosatellites, including CubeSat-class spacecraft and specialized platform concepts for scientific research, semiconductor experiments, technology testing, and satellite constellations.
What are Space Arrow SM and Space Arrow CM?
Space Arrow SM is a proposed two-stage rocket for suborbital research missions. Space Arrow CM is a proposed three-stage rocket designed to transport nanosatellite payloads into low Earth orbit.
Does Celestia Aerospace provide satellite manufacturing services?
Yes. Celestia Aerospace describes services covering nanosatellite design, payload integration, spacecraft construction, testing, and mission preparation.
Does Celestia Aerospace operate satellites?
The company offers satellite operations and data management services, including ground station support, telemetry reception, and collection of data generated by nanosatellite payloads.
Has the Sagitarius launch system reached orbit?
Celestia Aerospace describes Sagitarius as its airborne launch system, but publicly available information reviewed does not establish a completed orbital launch. Its orbital capabilities should therefore be understood as design objectives rather than demonstrated flight performance.
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