Twilight Brilliance: Earth's Dusk Illumination vertical

earth twilight globe night continents africa lights planet space dusk illuminated orbit cosmos world satellite view darkness city lights oceans geography terrestrial global stars environment atmosphere natural satellite urban areas civilization human activity nocturnal energy astrophotography environmental impact dark sky biosphere evening earth science global map landmass space exploration visible earth night glow celestial energy consumption population density earths surface international borders inhabited areas global village vertical