HARDWARE / PRODUCTUpdated 24 Jul 2026

CELESTE GNSS Receiver

Spacemanic s.r.o.
CELESTE GNSS Receiver

CELESTE is a compact, multi-constellation GNSS receiver designed for small satellite applications, offering high accuracy and various interface options.

Key figurescomparable across the catalogue

Mass
0.025 kg
Power
0.25 W
Largest dimension
67 mm

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

Operating temperature
-40°C to +85°C
Dimensions
67 x 42 x 7.5 mm
Mass
25 g
Power supply
3.3 V
Power supply (for CAN)
5 V
Power consumption
250 mW (average)
Configuration options (GPS)
L1
Configuration options (Galileo)
E1
Configuration options (BeiDou)
B1
Configuration options (GLONASS)
G1
Update time (typical)
1 Hz
Update time (max)
25 Hz
Time accuracy
5 ns
Velocity (typical)
8 km/s
Velocity (max)
10 km/s
Altitude
LEO
Interfaces (CSP v1)
I2C
Interfaces (CSP v1) (2)
RS485
Interfaces (CSP v1) (3)
CAN
Interfaces (CSP v1) (4)
UART (debug)
Flight heritage
Yes
ITAR
Free

About

The CELESTE GNSS receiver is a compact and robust solution for small satellite navigation, supporting multiple global navigation satellite systems including GPS (L1), Galileo (E1), BeiDou (B1), and GLONASS (G1). It is designed to operate in the harsh space environment with an operating temperature range of -40°C to +85°C. The receiver provides high time accuracy of 5 ns and supports update rates up to 25 Hz. Its small dimensions and low mass make it suitable for CubeSats and other small satellite platforms. The CELESTE GNSS can be combined with an On-Board Computer (OBC) to form a complete GNSS + CDHS system, with a total size potentially less than 0.2U. The product comes with an aluminium cover, an extension board for testing and development, a debug cable, an Interface Control Document, and 1 hour of engineering support. It is ITAR-free, facilitating international deployment. The typical lead time for orders is 4-5 months.

Documentation

Need the full ICD, test reports or a specific revision? Ask the supplier directly.

Source: spacemanic.com ↗

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