HARDWARE / PRODUCTAdded 26 Aug 2026

Molniya-1S

ISS Reshetnev
Molniya-1S

The Molniya-1S is a communications and broadcasting satellite developed by ISS Reshetnev, designed for operation in Geostationary Earth Orbit (GEO).

Key figurescomparable across the catalogue

Mass
1,600 kg
Design life
2 years

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

ADCS type
active
EPS power
930 W
Mass
1600 kg
Lifetime
2 years
Orbit
GEO
Orbit height
36000 km
Launch vehicle
Proton-K carrier rocket and DM upper stage
Cosmodromes
Baikonur
First launch date
29 July 1974

About

The Molniya-1S is a satellite developed by ISS Reshetnev, falling under the category of communications and broadcasting spacecraft. This satellite is designed for operation in a Geostationary Earth Orbit (GEO) at a height of 36,000 km. It features an active Attitude Determination and Control System (ADCS) and has an Electrical Power System (EPS) power output of 930 W. The satellite has a mass of 1600 kg and is designed for a lifetime of 2 years. The Molniya-1S was launched using a Proton-K carrier rocket with a DM upper stage from the Baikonur Cosmodrome, with its first launch date recorded as July 29, 1974.

Documentation

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

Source: www.reshetnev.com ↗

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