Arianespace Ariane 5 ECA Al Yah 3 & SES-14

Mission Overview

Al Yah 3 is a geostationary communications satellite built by Orbital ATK for Yahsat. It weighs 3790 kg, carries 53 Ka-band user beams and 4 gateway beams, and is intended for 15 years of operation in orbit. Al Yah 3 will provide telecommunication services to Africa and Brazil. SES-14 is also a communications satellite to be placed in geostationary orbit, replacing NSS-806 satellite. SES-14 coverage includes the Americas and the North Atlantic Region. Spacecraft also carries a hosted payload for NASA, Global-Scale Observations of the Limb and Disk (GOLD) mission, which will be imaging Earth's thermosphere and ionospehere for two years.