The 100th flight by United Launch Alliance took off Friday for deployment of a sophisticated geomobile communications satellite to bridge the digital divide in Mexico while extending the rocket company’s unparalleled record of success in launching $80 billion in space assets.

The 50th Atlas 5 rocket lifts off From Cape Canaveral carrying a GPS satellite.

Lockheed Martin has proposed a semi-reusable resupply platform to send up cargo to the International Space Station beginning in 2018, adding another competitor to a crowded list of companies bidding to win multibillion-dollar contracts from NASA.