Q&A with Mark Sirangelo, leader of Sierra Nevada Space Systems

A Northrop Grumman Antares launched from Virginia’s Eastern Shore with a commercial Cygnus supply ship Oct. 2 on a two-and-a-half day journey to the International Space Station.

Watch a replay of Monday’s Falcon 9 launch as seen from the Kennedy Space Center press site, a viewpoint around three miles from pad 39A.

A SpaceX-owned supply ship arrived at the International Space Station on Sunday with 2.4 tons of cargo, including space debris and solar energy monitors mounted in the Dragon spacecraft’s external payload bay and more than 3,400 pounds of gear inside its reused pressurized module.