HARDWARE / PRODUCTAdded 9 Jul 2026

NEMO-HD Microsatellite

SPACE-SI (Slovenian Centre of Excellence for Space Sciences and Technologies)
NEMO-HD Microsatellite

NEMO-HD is the first Slovenian microsatellite, combining interactive real-time HD video streaming and multispectral imaging at 2.8 m ground resolution.

Key figurescomparable across the catalogue

Power
770.9 W
Data rate
50 Mbps

Normalised to common units so this product can be compared with others in its category. The supplier's own wording is below.

As published by the supplier

Payload capacity
2.8 m PAN and 5.6 m MS ground sample distance from 520 km altitude
Frequency
Four spectral channels: 420-520 nm, 535-607 nm, 634-686 nm, 750-960 nm
Video
High-Definition real-time video at 1920x1080 pixels
Interface
Real-time imaging/video streaming over Slovenia or other ground infrastructure
Dimensions
Three-axis stabilized bus
Data rate
50 Mbps X-band downlink
Capacity
279.4 GiB on-board storage
Power
Peak energy production 770.9 Wh, peak power 55 W, solar cell capacity 180 W at -10 C
Flight heritage
Launched on Vega, French Guiana, 3 September 2020

About

NEMO-HD is the first Slovenian microsatellite, exploring a new Earth observation concept by combining interactive real-time video streaming and multispectral imaging at 2.8 m ground resolution. Operated by SPACE-SI, it was developed in collaboration with the Space Flight Laboratory at the University of Toronto Institute for Aerospace Studies. In addition to its two optical payloads, the satellite carries a three-axis attitude determination and control system, body-mounted solar panels, and a Li-ion battery pack. Command and telemetry use a UHF receiver and S-band transmitter, while payload data are downloaded via a 50 Mbps X-band transmitter. Together with SPACE-SI’s transportable STREAM ground station and STORM data-processing chain, NEMO-HD forms an agile, cost-effective remote sensing system for smart cities, river basins, maritime, forestry, agriculture, drought and flood monitoring. The satellite launched aboard a Vega rocket from French Guiana on September 3, 2020.

Documentation

No public datasheet yet — request the datasheet / ICD from the supplier.

Source: www.space.si ↗

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Ground Segment 1