NBN-Co 1A, nicknamed Sky Muster I, is a high-throughput communications satellite tasked with providing high-speed broadband service to rural and remote areas of Australia. Launched along with it is the Argentinian geostationary communications satellite ARSAT-2.
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