The boundless universe and countless galaxies in itThe boundless universe and countless galaxies in it
Comet flies through space against the background of the galaxyComet flies through space against the background of the galaxy
A planet and its satellite against the background of a general nebula in the galaxyA planet and its satellite against the background of a general nebula in the galaxy
Two galaxies against the background of the universeTwo galaxies against the background of the universe