Episode 11 of The Trigan Empire
The Three Aliens
aka The Luminous Spheres
The Alien Invasion (The Collection)
De lichtende bollen (Dutch title)
The Luminous Orbs (Dutch title, translated)
A Tale of Invasion (Hawk reprint)
Written by Mike Butterworth
Illustrated by Don Lawrence
The Three Aliens was originally published in 7 installments in issues 291 (12 August 1967) to 297 (23 September 1967) of Look and Learn magazine.
It was reprinted as A Tale of Invasion in Tales from the Trigan Empire (Hawk) in 1989.
It is reprinted in the Don Lawrence Collection Volume 3, The Reign of Thara.
291 292 293 294 295 296 297
Plot summary (Dutch)
MediaFire via British Comics Compilations