A cargo pilot named JPC van Heijst reported this a few weeks ago. A large multicolored display of lights lasting about 30mn. Not sure which section of the forum it should go in; if it's already been posted please delete!
Probably not aliens, but a pretty cool story with amazing pictures!
Unknown orange/red glow over Pacific Ocean - August 24, 2014 Photo Gallery by Flying Dutchman at pbase.com