super-earth planet, realistic exoplanet, planet suitable for colonization, earth-like planet in far space, planets background 3d r

abstract alien arial art astronomy atmosphere background black blue colonization concept cosmic cosmos dark deep design digital earth exo exoplanet exploration extra extrasolar extraterrestrial fantasy far fiction field futuristic galaxy gas globe illustration light moon mystery nature nebula nebular night outer planet planets realistic render science solar space star stone suitable sun superearth system telescope texture top two universe view world