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G-SOOS is a Thunder AND Colt Colt 21A hot air balloon, built in 1988 and registered in the UK. No public sightings of G-SOOS have been logged yet. There is one photograph of it in the archive.
Also written G SOOS or GSOOS.
UK civil aircraft register, 21 Sep 2026
First photographed here by Bill Teasdale on 7 September 2026.
