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When we look at other stars and galaxies, into deep space, in general, we see these objects not as they are now, we see them as they were long ago. Looking at the stars - we look into the past. But it works the same way vice versa. If an observer looks from there at the Earth - he will see it as it was in the past, and the further away the object is - the deeper past of the Earth he will be able to see ... All space here: Extraterrestrial life. Theories, hypotheses and thoughts: • Extraterrestrial life. Theories, hypotheses and r... Black holes, quasars and galaxies: • Black holes, quasars and galaxies Stars and exoplanets: • Stars and exoplanets Collections of the best episodes: • Collection of space (season 1-20) Music taken from the library https://epidemicsound.com #Space #Universe #FirstSpace #Stars #Planets #Science #BlackHoles #ThisIsInteresting #space_interesting