https://www.universetoday.com/159574/newly-found-stars-are-technically-in-the-milky-way-but-theyre-halfway-to-andromeda/
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1/10/23 at 11:24pm
Organization
Universe Today
Author
Carolyn Collins Petersen
Variable stars called RR Lyrae stars stars offer clues to how far the Milky Way galaxy's outer stellar halo stretches toward Andromeda.
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