Made for UFO:AI, possibly to replace an icon of unknown source see http://ufoai.git.sourceforge.net/git/gitweb.cgi?p=ufoai/ufoai ;a=blob;f=base/pics/geoscape/orbit.png
Yellow Planes Flying Over Black Ground 16px Icon free icon was designed by qubodup for icons Png and presented to its users.
qubodup
1/11/2018