Eutelsat 21B is a French communications satellite providing direct to home broadcasting services from geostationary orbit at 21.5 degrees East, replacing the aging Eutelsat 21A. Star One C3 is a communications satellite replacing Brasilsat B3 in the 75 degrees West position.
Ariane 5 is a heavy-lift launch vehicle, part of the Ariane rocket family.
ArianeGroup (formerly Airbus Safran Launchers) is an aerospace company based in France. A joint venture between Airbus and Safran, the company was founded in 2015 and is headquartered in Issy-les-Moulineaux. It consists of three core arms: aerospace, defence and security.INFO WIKI