universetoday.com
Next Cygnus Cargo Launch to Space Station Switched to ULA Atlas V - Universe Today
In a complete change of plans from less than three weeks ago, NASA has asked Orbital ATK to switch rockets and launch the firms next Cygnus commercial cargo freighter to the space station on the tried and true Atlas V rather than their own Antares rocket - which just successfully delivered another Cygnus to the orbiting outpost with a hefty stash of science and supplies.