
weak, steady light emanating from the whole night sky. See airglow.[1 related articles]
Found on
http://www.britannica.com/eb/a-z/n/41

A display of tethered balloons that takes place in the dark, when pilots turnm the burners on, the balloon envelopes glow like huge lanterns..... this although not very good for the life of a balloon can look wonderful, if all the pilots operate their burners and light up the balloons co-ordinated to music.
Found on
http://www.encyclo.co.uk/local/20160
No exact match found.