Alien by Quentin Trollip

Diagrams in Origami for Everybody by Quentin Trollip
Folded from a square of Kathy Stevick's tissue-foil

Alien by Riki Saito

Diagrams in Korea Origami Convention 2013
Diagrams in Pajarita Magazine 120
Diagrams in PCOC 2013 - Southwestern Origami Models
Folded from a square of duo origami paper

Alien by Sasade Shinji

Diagrams in Tanteidan 4th convention
Folded from a square of duo Unryu paper

Bug-eyes by Jeff Beynon

Diagrams in Fourigami - BOS booklet 38 by Jeff Beynon
Folded from a square of bubble-texture paper

Extraterrestrials by Gregory Suarez

Diagrams in Origami USA Convention 2005
Folded from a square of patterned origami paper

Martian by John Szinger

Diagrams in Air and Space Origami by John Szinger
Folded from a square of designed paper from the kit

UFO by Jiahui Li (Syn)

Diagrams in Comic Origami by Jiahui Li (Syn)
Diagrams in Origami Record 2020-1
Folded from a square of origami paper