Gallery: Antares rocket explodes

The moment an Orbital Sciences Antares rocket exploded moments after lifting off carrying a Cygnus cargo craft bound for the International space Station.

Officials from NASA, Orbital ATK, Wallops Flight Facility and the Commonwealth of Virginia preview Sunday night’s flight of the Antares rocket during the pre-launch news conference held on the eve of liftoff.

Northrop Grumman’s Antares rocket will deliver a Cygnus supply ship into orbit Saturday to begin a two-day pursuit of the International Space Station.