april 12 - international day of human space flight - silhouette print with date, spaceships and celestial bodies. world avi

adventure and april asteroid astronaut astronomy avi aviation bodies celestial comet cosmic cosmonautics cosmonauts cosmos cute date day doodle doodles flight flying galaxy human international mars meteor monochrome planet planets print rocket saturn science silhouette space spaceship spaceships sputnik star stars technology travel ufo universe vector world