Echostar XVII is an American high throughput geostationary communications satellite operated by EchoStar. It is positioned at 107.1 degrees West and provides internet. MSG-3 are spin stabelised and are geostationary meteorogical satellites.
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