Copyright: Timothée Giet, 2015-2020
License: CC-BY-SA 4.0
Files:
arrow.svg
background.svg
crash.svg
gravity.svg
space_station.svg
tux_spaceship.svg
planet0.png (based on https://commons.wikimedia.org/wiki/File:Neptune.jpg by NASA/JPL)
planet1.png (based on https://commons.wikimedia.org/wiki/File:Mars_Hubble.jpg by NASA and the Hubble Heritage Team)
