1) French electronic music group 2) French rock music group 3) Nba team 4) Self-propelled missiles 5) Slang for breasts 6) Spacecraft engines 7) Toledo U Found on https://www.crosswordclues.com/clue/rockets
Rockets carried on the interplane struts were used in the First World War for attacking airships and balloons.
Found on https://www.encyclo.co.uk/local/20784