PARIS — The Mexican government’s Morelos 3 satellite, which is part of the three-satellite Mexsat system, will be launched by a Lockheed Martin Atlas 5 rocket, Lockheed Martin Commercial Launch Services announced Sept. 9.

Morelos 3, also known as Mexsat-2, a Boeing 702 HP satellite expected to weigh about 5,400 kilograms at liftoff, will be launched “as early as” 2015 from the Cape Canaveral Air Force Station, Fla., Denver-based Lockheed Martin said. The contract was signed with Mexico’s Communications and Transport Ministry.

Peter B. de Selding was the Paris Bureau Chief for SpaceNews.