Drone Wars UK and the Campaign for Nuclear Disarmament (CND) expressed opposition to the first attempt to launch a rocket into space from UK soil on 9 January.
The mission, led by RAF squadron leader Matthew Stannard, tried to put two pairs of military satellites into orbit as well as civil and dual-use satellites.
Drone Wars director Chris Cole said: ‘This launch initiates a new era of military space expansion by the UK with Britain wholeheartedly joining a space arms race…