Gallery: Antares rocket explodes

Watch a replay of the launch Monday of an Orbital ATK Antares rocket carrying a commercial cargo craft destined for the International Space Station.

Orbital ATK’s upgraded Antares rocket, featuring newly-built RD-181 main engines, completed a 30-second test firing on a launch pad on Virginia’s Eastern Shore on Tuesday.

The power and propulsion section of Orbital ATK’s next Cygnus supply ship, featuring new solar panel and fuel tank designs, arrived at NASA’s Kennedy Space Center in Florida on Wednesday to be joined with a cargo module for a Dec. 3 launch to the International Space Station.