abstract fantastic nebula. digital space background

alienlife alienssolarsystem andromeda astronomical astronomy atmosphere background bright celestial colonization colony cosmicradiation cosmos dark discovered discovery earth earthlike exploration extraterrestrial extraterrestriallife fantastic galaxy globe glow glowing habitableworld humankind life light liquidwater mysterious nebula orbit outer outerspace planet planetspace scenic science scientific scifi space spacebackground star stellar superearth supportinglife universe world