Gallery: Antares rocket explodes

The Orbital ATK commercial Cygnus resupply vessel departed the International Space Station on Friday after 72 days spent at the outpost, delivering more than 7,000 pounds of cargo and taking away 3,000 pounds of trash.

A two-stage Northrop Grumman Antares rocket rolled out of its horizontal integration facility Monday for the mile-journey south to launch pad 0A at the Mid-Atlantic Regional Spaceport in Virginia, where liftoff on a space station resupply mission is scheduled for Wednesday.

A Cygnus supply ship built by Northrop Grumman departed the International Space Station Monday, beginning an extended mission in orbit to deploy a pair of CubeSats and perform a NASA-sponsored fire experiment.