"Spaceship" by "Liz Reddington"
is licenced under CC-BY 3.0

"Ray Gun" by "Quaternius"
is licenced under CC0 1.0

"Flying saucer" by "Poly by Google"
is licenced under CC-BY 3.0

"Asteroid" by "Poly by Google"
is licenced under CC-BY 3.0

"Comet" by "Poly by Google"
is licenced under CC-BY 3.0

"Vintage Space Suit" by "Mark Creasy"
is licenced under CC-BY 3.0

"Black hole" by "Poly by Google"
is licenced under CC-BY 3.0

"Space rover" by "Poly by Google"
is licenced under CC-BY 3.0

"Viking Helmet" by "Michael Fuchs"
is licenced under CC-BY 3.0

"Space probe" by "Poly by Google"
is licenced under CC-BY 3.0

"Sonic Screwdriver" by "Splinter Interactive"
is licenced under CC-BY 3.0

"Ufo" by "hat_my_guy"
is licenced under CC0 1.0

"Laser" by "Pichuliru"
is licenced under CC0 1.0