celestial bodies that were not depicted on the original plaque. Date 12 February 2017 Source File:Pioneerplaque solar system.svg Author NASA, Tdadamemd
via CC BY-4.0 31. Röntgenstrahlen: a. Männchen (File:Pioneer_plaque_line-drawing_of_a_human_male.svg) by NASA, Was vectorised by me, User:OldakQuill (https://commons