konstructivizm
@pwdbwrywh
All bright galaxies within 20 million light-years, including the Milky Way, form a structure known as the Local Sheet. This sheet spans about 34 million light-years across but is only 1.5 million light-years thick. The Milky Way and Andromeda are encircled by twelve large https://t.co/Wk5w2M4HqU
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