Video: Zoomed in view of ignition of Falcon 9 engines in prelaunch test (members only)

A Progress refueling and resupply freighter linked up with the International Space Station’s Pirs docking compartment Monday, two days after blasting off from Kazakhstan with more than 2.6 tons of cargo, propellants and water.

In one of the strongest public endorsements of SpaceX’s initiative to put a reusable launcher on the commercial market, a top official from satellite communications giant SES said Tuesday that the company wants to fly one of its pricey payloads on a used Falcon 9 rocket, perhaps even without a test flight.

SpaceX plans to launch an unmanned test model of the company’s Dragon crew capsule Wednesday on a whirlwind 107-second flight through the skies over Cape Canaveral.