---
title: "Spectrum | Nexus Observatory"
description: "Spacecraft buses, NTN payloads, massive MIMO, PTP grandmasters, RedCap modems, GPU edge nodes, CTD sensors, STAC catalogues…"
url: https://observatory.global/spectrum/
publisher: Nexus Observatory Inc.
updated: 2026-10-28
---

Spectrum · Orbit to edge rack

# Every technology an observatory runs on.

Spacecraft buses, NTN payloads, massive MIMO, PTP grandmasters, RedCap modems, GPU edge nodes, CTD sensors, STAC catalogues: each layer an observatory depends on, traced to its standard, with what we design, integrate, deploy and operate around it.

Explore the technologies

Radio bands

**Domains**: 16
**Layers**: 127
**Technologies**: 997
**At the frontier**: 125

Satellite

Ground segment

5G

AI-RAN

Core

Spectrum

Compute

AI systems

Remote sensing

GIS

In situ sensors

IoT

Power

Security

Data

Field operations

997

technologies

997 of 997 technologies match

## Satellite and space systems

The space segment end to end: orbits and constellations, spacecraft buses, communications and Earth observation payloads, inter-satellite links, tracking and command, space safety, launch, and the licensing and filings that let a system operate over a site.

**Layers**: 8
**Technologies**: 66
**Shown**: 66
**Frontier**: 18

### Orbits and constellations*8* 

### Spacecraft buses and platforms*9* 

### Communications payloads, NTN and direct-to-device*9* 

### Inter-satellite and space-to-ground links*7* 

### Earth observation payload classes*10* 

### Tracking, telemetry and command and space safety*9* 

### Launch, licensing and regulation*8* 

### Frontier and research*6* 

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