1945
Jodrell Bank Observatory
Cheshire, England, United Kingdom
Radar tracking of Sputnik’s booster rocket in 1957.
Bernard Lovell
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System designer and integrator, site to grid.
Nexus Observatory Inc. designs, builds and runs observing sites and the grid that joins them, for public agencies, utilities, cities, ports, mines and farms. Instruments, power, radio, edge compute, timing and trust arrive as one accountable system, built on the open Observatory Protocol.
Plan a deploymentTalk to salesConfigure a stationNear you
Showing for Everywhere
Choose a country or use your location to see the open networks around you.
Context only: Nexus Observatory does not operate these networks. Positions only, rounded and deduplicated for display: a count is of map positions, not of sites. Your place stays in this browser; nothing is sent.
The problem
Rivers rise, slopes creep and lines sag where no instrument reports in time. Where instruments do exist, each speaks its own format on its own clock and under its own terms, and nobody can prove when a reading was taken. Decisions that cost lives and money wait for data that is late, partial or impossible to check.
Read the storiesWhat we do
Nexus Observatory Inc. designs and builds observing sites and the grid that joins them. Instruments, power, radio, edge compute, timing and trust arrive as one system on the open Observatory Protocol, and one design repeats from the first site to the last. Watch a station come up: power, node, link, then its first signed reading.
How it works
A road weather station measures the pavement and the air. The node beside it timestamps, signs and buffers each reading; a small-cell pole carries it to the edge, where it is checked and fused; the core keeps it as a record with its metadata, calibration and provenance. If a link drops, the node holds the data until the link returns.
Mining
On a tailings dam, piezometers and inclinometer strings read pore pressure and movement in the embankment, a slope radar scans the pit wall and a private LTE mast carries everything to an edge node on site. When pressure trends toward its threshold, the operations console raises the alert with the reading, its time and its source attached.
Energy
Along a distribution feeder, line sensors and pole-top transformers report load, sag and faults. A grandmaster clock disciplines every node to one shared time over PTP, so a fault is located from when each sensor saw it, and a hardware security module signs what each node reports. Operators act on readings they can verify, not on readings they have to trust.
Cities
Small-cell poles on a city’s junctions carry air-quality nodes as well as radio. Each node reports particulates and gases with its calibration attached; the edge corrects them against reference stations and publishes open maps and alerts for schools, clinics and transport, with the licence and the method on every product. The poles that sense also carry the network.
Ports and coasts
A compact radar on the breakwater scans the approach while a weather station reads wind and visibility at the quay. Their data meet at edge compute in the terminal, are timed and fused there, and reach the harbour office as one picture of sea state and traffic, with every value traceable to the instrument that measured it.
Wildfire
Cameras on the ridges watch the forest while a weather station reads wind and humidity. When smoke rises, two bearings fix its position; the edge confirms the detection and the operations console dispatches a drone and a crew with the location, the images and the weather attached. Every alert leaves in an open format the agencies already use.
Scale
Every site is the same base unit, repeated: a station, a site, a fleet, then a network federated across regions. Satellites and their ground stations join on the same terms as a mast in a valley. Capacity grows by adding units, not by redesigning, and every node, wherever it stands, joins, proves itself and publishes through one open protocol.
How we work
You bring the site and the question. We survey the ground, the spectrum and the power, design the stations to the place, install and commission them against the plan, then operate them: monitoring, updates in signed stages, calibration and repair by one accountable crew. Plan it with us, configure a station, or model the site yourself first.
More presentations
Each opens as a full-screen presentation: deeper pages on the same subject, explainers, stories, guided tours of the places, network scenes and the observatories that came before.
All presentationsIHeritage
Every era of observation solved what the one before could not, and the record names the observatories and the people behind each step: a better instrument, a shared clock, a wire, an orbit, a network. The open problem now is coordination. That is the one we work on.
1945
Cheshire, England, United Kingdom
Radar tracking of Sputnik’s booster rocket in 1957.
Bernard Lovell
1956
Green Bank, West Virginia, United States
The first SETI search with a radio telescope.
Frank Drake
1956
Brunt Ice Shelf, Antarctica
Discovery of the Antarctic ozone hole.
Joe Farman · Brian Gardiner
1956
Geographic South Pole, Antarctic Plateau
Continuous occupation of the geographic South Pole since 1956–57.
Paul Siple
1956
North flank of Mauna Loa, Island of Hawaiʻi, United States
The Keeling Curve, the foundational record of rising atmospheric carbon dioxide.
Charles David Keeling
1960
Low Earth orbit (launched from Cape Canaveral)
First successful weather satellite.
Morris Tepper · Edgar Cortright
IIFrontier
Each frontier technology is traced to the release, study or framework it comes from: 3GPP non-terrestrial networks, O-RAN, IMT-2030, analysis-ready data, geospatial foundation models. They arrive on the same site at the same time. The site has to absorb all of them.
Satellite and space systems
Platforms at 20–50 km acting as relays or IMT base stations, filling the gap between towers and satellites.
ITU RR No. 1.66A (HAPS definition) · ITU Resolution 221 (Rev. WRC-23) HIBS
Ground segment
Telescope terminals with adaptive optics for laser downlinks, sited for clear-sky statistics and diversity.
CCSDS 141.0-B (optical physical layer) · IEC 60825-1 (laser safety)
5G and 6G radio access networks
Many coordinated access points serving users jointly instead of separate cells.
Rec. ITU-R M.2160 (IMT-2030 framework)
AI-RAN and Open RAN
Research into sub-10 ms control loops running next to the DU on live radio data.
O-RAN next Generation Research Group (nGRG) reports
Core and transport networks
Release 20 work on the next system architecture, including AI, sensing and NTN as native features.
3GPP TR 22.870 (6G use cases) · Rec. ITU-R M.2160
Spectrum, timing and PNT
Many inexpensive receivers at sites forming a continuous spectrum picture.
Rec. ITU-R SM.1880 · ITU Handbook on Spectrum Monitoring
Compute and edge
Placing each workload at the device, edge or cloud tier by latency, cost, energy and data rules, and moving it when conditions change.
3GPP TS 23.548 (5GC enhancements for edge computing) · ETSI GS MEC 003
AI systems
Dividing a model between device, edge and cloud to balance latency, bandwidth and privacy.
3GPP TR 22.874 (AI/ML model transfer in 5GS) · 3GPP TR 23.700-80
Remote sensing and Earth observation
Stratospheric aircraft and balloons that loiter over an area for persistent imaging, sensing or relay.
ITU Radio Regulations No. 1.66A (HAPS definition) · ITU-R HAPS spectrum identifications (WRC-19, WRC-23)
IIIProtocol
The protocol takes a node from unboxed to trusted through its functions: join, admit, describe, time, observe, qualify, federate, orchestrate, correct, exchange, prove, exit and decommission. Every value carries its metadata, clock, quality and provenance. No vendor, cloud or central service becomes the owner of local truth.Open the specification
01JoinA node proves what it is, receives an identity and a policy, then a signed plan.
02AdmitProviders enter by manifest, rights, security and technical review, for a stated scope.
03DescribeEvery instrument and observation carries what, where, how and by whom.
04TimeOne time base across the grid, with time quality as explicit state.
05ObserveStreams and files move over whatever link the site has, with store and forward.
06QualifyQuality flags, calibration and provenance travel with each value.
07FederateNodes form cells, cells form clusters, and clusters federate across trust domains.
08OrchestrateSoftware, configuration and upgrades roll out by signed plan, with evidence for every change.
09CorrectAn upstream correction marks dependants stale, triggers recompute and publishes a new version.
10ExchangeGoverned products reach people and applications through versioned APIs, events, maps and exports.
11ProvePeers answer unpredictable challenges and emit signed proof receipts for an independent verifier.
12Exit and decommissionEvery material provider has an open export and replacement path, and decommissioning closes the record.
Open specification, open change process, open to any implementer. Nexus Observatory Inc. implements the protocol and builds enterprise systems on it.
Open protocol
IVSpectrum
From spacecraft buses to RedCap modems, PTP grandmasters and GPU edge nodes, each entry names the standard it is drawn against and what we design, integrate, deploy and operate around it.
Satellite and space systems01
Ground segment02
5G and 6G radio access networks03
AI-RAN and Open RAN04
Core and transport networks05
Spectrum, timing and PNT06
Compute and edge07
AI systems08
Remote sensing and Earth observation09
GIS, maps and GeoAI10
In situ sensors and instruments11
IoT, LPWAN and mesh12
Power, energy and ruggedisation13
Security, identity and trust14
Data, software and interoperability15
Field operations and lifecycle16
997
VEngineering
Reference designs at true dimensions: lattice towers, edge modules, radars, domes, dishes, floats. Every part is named for what it does. Hover a part; drag to turn.
Engineering
Each one is drawn at true dimensions. Scroll to move along the line; turn any of them by dragging, and open a hotspot to read what the part does.
Private-5G site
Massive MIMO, microwave backhaul, PTP timing
“AI tower in a box”
Modular edge data centre, 20 ft class
Field-service crew vehicle
Crew cab, telescopic mast, deployable canopy
Earth-observation SAR satellite (generic C-band class, side-looking)
SAR antenna, deployable solar wings
Automatic weather station (AWS) to WMO siting practice
Sensors sited to WMO practice
Compact X-band weather radar / ISAC sensing node on a lattice tower top
X-band, volume scanning
ISR quadcopter with a docking station
Autonomous dock, EO/IR gimbal
Moored met-ocean observing buoy, 3 m discus class
Met-ocean mooring, surface to subsurface
Seismometer vault station (broadband, solar powered, GNSS-timed)
Broadband sensor in a vault, GNSS-timed
Geodetic GNSS station on a deep-drilled braced monument (generic class, no brand)
Choke ring on a braced monument
Atmospheric lidar station
Containerised, 355–1064 nm
Profiling ocean float at the surface, in the water column (generic core-Argo class, no brand)
CTD to 2000 dbar, Iridium
Modern optical observatory
Rotating dome, alt-az telescope
Large alt-az radio telescope, 25 m class
25 m class steerable dish, alt-az
Satellite ground station / gateway
Tracking antenna, radomes, shelter
Instrument-age naked-eye observatory terrace
Mural quadrant, armillary, equinoctial dial
Engineering
Start from a stack in the Field Deployment Studio, or bring us the site.
Plan with usOpen the Field Deployment StudioVIEarth, maps and GeoAI
Where a 30 m mast can see, where water will run, when the next pass images the valley. Interactive explainers on real elevation, from hillshade to a GeoAI detector.
VIIDimensions
An observatory fails if any one of these fails: wrong science, fragile engineering, lost trust. We design all seven together, not one after another.
S
Every value traceable: metadata, calibration, quality flags and provenance travel with it.
69observatories studied
T
Radios, satellites, sensors, timing, edge compute and AI, each mapped to its standards.
997technologies mapped
E
Every node and provider moves through defined states, with evidence at each transition.
11state machines
M
Every calculation ships with its method, formula, source and a worked example run as a test.
Methodswith worked examples
S
Open data and an open protocol. Anyone can build on it.
Openprotocol and atlas
P
Jurisdiction, spectrum, privacy and procurement rules, read before design, country by country.
Per countryguides and regimes
S
Composed from open standards, named on every page as design references.
48standards composed
VIIILifecycle
Sensors drift, firmware ages, spectrum rules change and the frontier keeps moving. A site is never finished. We carry it through every stage, and bring an upgrade from the frontier only once it is qualified for the field.
01LearnRead the record and the frontier for the site.
02BuildDesign to the terrain, the spectrum and the mission.
03DeployInstall, commission, accept against the plan.
04ClusterForm sites and clusters.
05MonitorEvery node, its state and its evidence.
06ExpandAdd sites, links and sensors without re-architecting.
07MaintainCalibrate, repair, predict the next failure.
08RefurbishRenew the hardware; keep the record.
09UpgradeBring the frontier to the field, qualified.
IXProducts
Grid, software, hardware, sensors, connectivity, edge AI, Earth observation, field services and data. Each platform has its own team and site, and every one runs on the same grid.
Plan a deployment in the Field Deployment Studio
5 areasXOpen by default
The protocol we implement is an open standard, and we publish the atlas, the reference designs and the methods. Test them, reuse them and contribute back. Contributors keep their rights. What is open, and on what terms
enrol.ts
TypeScript
// enrol a weather station on the grid const node = await grid.enrol({ role: "weather-environment", evidence: await tpm.quote(), describe: { standard: "WIGOS", sensors }, time: { source: "ptp", profile: "G.8275.1" }, }); // UNENROLLED → DISCOVERED → ATTESTING → … node.on("state", (s) => log(s)); await node.observe(stream); XITowards the future
What runs today, what comes next and the frontier the architecture is built to absorb. Everything beyond today is marked planned.
Now
Admission, enrolment, signed plans, fleet state, disconnect and replay, and correction all run complete on our reference systems.
Next · planned
The reference moves onto real sites: hardware attestation, field qualification of providers, the first sites.
Frontier · planned
The frontier the architecture is designed to absorb, entry by entry, as each is qualified for the field.
—Begin
Tell us the sites, the measurements and the people who will use them. We reply with a design, a plan and a price.
Plan a deploymentTalk to usCreate accountNexus Observatory Inc. designs, builds and runs observing sites and the grid that joins them, for public agencies, utilities, cities, ports, mines and farms. Instruments, power, radio, edge compute, timing and trust arrive as one accountable system, built on the open Observatory Protocol.
Open specification, open change process, open to any implementer. Nexus Observatory Inc. implements the protocol and builds enterprise systems on it.
Reference designs at true dimensions: lattice towers, edge modules, radars, domes, dishes, floats. Every part is named for what it does. Hover a part; drag to turn.
Where a 30 m mast can see, where water will run, when the next pass images the valley. Interactive explainers on real elevation, from hillshade to a GeoAI detector.
An observatory fails if any one of these fails: wrong science, fragile engineering, lost trust. We design all seven together, not one after another.
Sensors drift, firmware ages, spectrum rules change and the frontier keeps moving. A site is never finished. We carry it through every stage, and bring an upgrade from the frontier only once it is qualified for the field.
Grid, software, hardware, sensors, connectivity, edge AI, Earth observation, field services and data. Each platform has its own team and site, and every one runs on the same grid.
The protocol we implement is an open standard, and we publish the atlas, the reference designs and the methods. Test them, reuse them and contribute back. Contributors keep their rights. What is open, and on what terms
// enrol a weather station on the grid const node = await grid.enrol({ role: "weather-environment", evidence: await tpm.quote(), describe: { standard: "WIGOS", sensors }, time: { source: "ptp", profile: "G.8275.1" }, }); // UNENROLLED → DISCOVERED → ATTESTING → … node.on("state", (s) => log(s)); await node.observe(stream);
What runs today, what comes next and the frontier the architecture is built to absorb. Everything beyond today is marked planned.
Tell us the sites, the measurements and the people who will use them. We reply with a design, a plan and a price.