Intelsat 17 is an SSL built geostationary communications satellite operating at 66 degrees East, to replace the aging Intelsat-702. HYLAS-1 is a british satellite in geostationary orbit, to provide High Definition Television and broadband services to help poor covered parts of Europe. It will be stationed at 33.5 degrees West.
Ariane 5 is a heavy-lift launch vehicle, part of the Ariane rocket family.
Arianespace SA is a multinational company founded in 1980 as the world's first commercial launch service provider. It undertakes the production, operation, and marketing of the Ariane programme. Their vehicles launch exclusively from French Guiana in South America.INFO WIKI