planets and exoplanets of unexplored galaxies. sci-fi. colonization and exploration of nebulae and galaxies.

alien art astronomy atmosphere background black blue colonization concept cosmos dark deep discover distant earth eclipse exo exoplanet exoplanets expansion exploration explore extra extrasolar extraterrestrial fantasy fiction galactic galaxie galaxies galaxy global globe light moon nature nebula nebulae new night orbit outer planet planets render rings science scifi sky solar space star sun surface system telescope unexplored universe view world worlds