'Astronomers have to revise estimates': The Milky Way may be larger, heavier and more lopsided than we realized
SMRTR summary
Two of the Milky Way's spiral arms are roughly 10% farther from Earth than previously thought, making our galaxy wider, heavier, and more lopsided than believed. Scientists discovered this by tracking X-ray echoes from gamma-ray bursts passing through gas clouds, a more accurate method than relying on the galaxy's rotation rate.
SMRTR provides this summary for quick context. The original article belongs to Live Science.
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