4 years ago
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Scientists Found a Lookalike of Our Own Galaxy Deep in Cosmic Time
12 billion light years from Earth, scientists spotted a galaxy that is the spitting image of a young Milky Way. Its discovery challenges our understanding of the early universe.
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What if this is our galaxy and the scientists were looking back in time at it? As in: it could be in that position twelve billion years ago, but the light just arrived here?
i think astrophysicists are aware of that possibility
and how would the light from our own galaxy at the position in the past travel away from our galaxy in a direction 12 billion light years away then travel back?