Physics@Brock · 2 0 light-years from Earth 90 light-years apparent shape Of the Big Dipper traced...
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Physics@Brock · 2 0 light-years from Earth 90 light-years apparent shape Of the Big Dipper traced on a p ane 50 light-years rom Earth Ali0th 68 light-Yeats Meg rez 63 light-years