Unidentified living gas cloud

This living gas cloud drifted in the realspace.

Biology
The living gas cloud was a strange lifeform living in the interstellar void. It looked like a moving luminescent gas cloud, and it was able to protrude a feeler-like appendage.

History
During the Galactic Civil War, a member of this species drifted in the way of a starship and was able to draw it our of hyperspace. The creature tried to touch the ship with a feeler.

Behind the scenes
This species first and only appearance is the first edition rulebook of West End Games's Star Wars: The Roleplaying Game, designed by Greg Costikyan and published in October 1987.