ST-2 is a telecommunication satellite made by Mitsubishi, providing relay services over the Middle East, Central Asia, India and Southeast Asia from its geostationary orbit at 88 degrees East. GSAT-8 is a communication satellite for ISRO.
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