--- title: "Areas: Space and satellite systems | Nexus Observatory" description: "Areas of the Space and satellite systems platform: Constellations and orbits, Spacecraft and payloads, NTN and direct-to-device and Tasking and downlink." url: https://observatory.global/space/areas/ publisher: Nexus Observatory Inc. updated: 2026-11-02 --- [Nexus Observatory](https://observatory.global/) / [Space and satellite systems](https://observatory.global/space/) / **Areas** # Space and satellite systems, area by area. Each area of the platform has its own page: the systems in it, the standards it is drawn against, the industries it serves and how we deliver it. [Plan with us](https://observatory.global/space/contact/deployment/) [Technologies](https://observatory.global/space/technologies/) Areas · **6** Technologies · **196** Industries · **10** **01** Areas ## Space and satellite systems, area by area. Choose an area for its systems, standards, the industries it serves and how we deliver it. [01 Constellations and orbitsLEO, MEO and GEO, sized to revisit and coverage.Open the area →](https://observatory.global/space/constellations-and-orbits/) [02 Spacecraft and payloadsBuses and optical, radar and RF payload classes.Open the area →](https://observatory.global/space/spacecraft-and-payloads/) [03 NTN and direct-to-device3GPP non-terrestrial networks, from orbit to handset.Open the area →](https://observatory.global/space/ntn-and-direct-to-device/) [04 Tasking and downlinkRequest, schedule, receive and process: one chain.Open the area →](https://observatory.global/space/tasking-and-downlink/) [05 Space safetyTracking, telemetry and command, conjunction awareness.Open the area →](https://observatory.global/space/space-safety/) [06 Licensing and spectrumFilings, coordination and earth-station rules, by country.Open the area →](https://observatory.global/space/licensing-and-spectrum/) **02** Open and enterprise ## Open by default. Enterprise by contract. The open layer lives on the main site, free to use and build on. Enterprise services are delivered under contract by Nexus Observatory Inc. Open, on the main site - Orbit and pass methods - Payload class catalogue - Ground-station interfaces on the protocol Enterprise, on this site - Mission and payload integration - Tasking and downlink services - Non-terrestrial backhaul for remote sites **03** On this site ## Where to go next. [Space and satellite systems TechnologiesThe layered map of what we build with.Open →](https://observatory.global/space/technologies/) [Space and satellite systems ArchitectureLayers, functions and evidence.Open →](https://observatory.global/space/architecture/) [Space and satellite systems IndustriesThe industry sites built on this platform.Open →](https://observatory.global/space/industries/) [Space and satellite systems ResourcesExplainer, stories, specification and forms.Open →](https://observatory.global/space/resources/) ## Bring us the site. We bring the survey, the design and the crew. The form names who receives your details. [Plan a deployment](https://observatory.global/space/contact/deployment/) [Contact](https://observatory.global/space/contact/) [Nexus Observatory](https://observatory.global/)**Space and satellite systems** . From orbit to the ground, on one protocol.[Talk to us](https://observatory.global/contact/) Space and satellite systems - [Overview](https://observatory.global/space/) - [Areas](https://observatory.global/space/areas/) - [Technologies](https://observatory.global/space/technologies/) - [Architecture](https://observatory.global/space/architecture/) - [Industries](https://observatory.global/space/industries/) - [Resources](https://observatory.global/space/resources/) - [Contact](https://observatory.global/space/contact/) Platforms - [Observatory Protocol](https://observatory.global/protocol/) - [Protocol & Grid](https://observatory.global/grid-services/) - [Software](https://observatory.global/software/) - [Hardware & power](https://observatory.global/hardware/) - [Sensors & instruments](https://observatory.global/sensors/) - [Connectivity](https://observatory.global/connectivity/) - [Edge compute & AI](https://observatory.global/edge-ai/) - [Earth observation & GeoAI](https://observatory.global/earth-observation/) - [Space and satellite systems](https://observatory.global/space/) - [Digital twins and simulation](https://observatory.global/digital-twins/) - [Data & licensing](https://observatory.global/data-products/) - [Field services](https://observatory.global/field-services/) - [Frontier labs](https://observatory.global/labs/) Solutions - [Early warning](https://observatory.global/use-cases/street-flood/) - [Wildfire and fire weather](https://observatory.global/use-cases/wildfire-camera/) - [Environmental compliance](https://observatory.global/use-cases/methane-fenceline/) - [Asset monitoring](https://observatory.global/industries/infrastructure/) - [Private networks](https://observatory.global/connectivity/private-5g/) - [Remote power and sites](https://observatory.global/use-cases/remote-microgrid/) - [Climate and resilience](https://observatory.global/industries/climate/) - [Site twins](https://observatory.global/digital-twins/) - [Data licensing](https://observatory.global/data-products/) Industries - [Public safety](https://observatory.global/industries/public-safety/) - [Government](https://observatory.global/industries/government/) - [Cities](https://observatory.global/industries/cities/) - [Civil resilience](https://observatory.global/industries/resilience/) - [Communities](https://observatory.global/industries/communities/) - [Humanitarian](https://observatory.global/industries/humanitarian/) - [Climate](https://observatory.global/industries/climate/) - [Water](https://observatory.global/industries/water/) - [Nature](https://observatory.global/industries/nature/) - [Oceans](https://observatory.global/industries/oceans/) - [Agriculture](https://observatory.global/industries/agriculture/) - [Energy](https://observatory.global/industries/energy/) - [Telecom](https://observatory.global/industries/telecom/) - [Transport](https://observatory.global/industries/transport/) - [Infrastructure](https://observatory.global/industries/infrastructure/) - [Mining](https://observatory.global/industries/mining/) - [Industry](https://observatory.global/industries/industry/) - [Research](https://observatory.global/industries/research/) - [Education](https://observatory.global/industries/education/) - [Health](https://observatory.global/industries/health/) - [Insurance and finance](https://observatory.global/industries/insurance/) - [Events](https://observatory.global/industries/events/) Products - [Field Deployment Studio](https://observatory.global/studio/) - [Station Builder](https://observatory.global/studio/builder/) - [Field services](https://observatory.global/field-services/) - [Data products](https://observatory.global/data-products/) - [APIs and SDKs](https://observatory.global/protocol/developers/) - [Edge runtime and fleet](https://observatory.global/software/) - [Hardware catalogue](https://observatory.global/hardware/) - [Reference designs](https://observatory.global/protocol/reference-designs/) Resources - [Learn](https://observatory.global/learn/) - [Stories](https://observatory.global/stories/) - 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