ILS Announces Proton Launch Delay of SES-4 Satellite “ILS has informed SES that the launch of the Proton launch vehicle with the SES-4 satellite was postponed for approximately 25 days for technical reasons with the avionics system of the launch vehicle’s Breeze M upper stage. The additional time is needed due to the destacking and replacement of the affected avionics unit. The satellite was built by Space Systems/Loral.” Powerful communications […]