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Study Reveals Sun's Ancient Migration Shaped Earth's Stability

3/14/2026

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Summary

Story summary

Researchers led by Daisuke Taniguchi report the Sun migrated from the Milky Way's center with solar twins about 4–6 billion years ago.
They used Gaia data to catalog 6,594 solar twins.
The findings link the Sun's migration to the galaxy's central bar formation.
The move may have created a more stable environment for life on Earth.
The study was published in Astronomy & Astrophysics on March 12, 2026.

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Story summary

Researchers led by Daisuke Taniguchi report the Sun migrated from the Milky Way's center with solar twins about 4–6 billion years ago.
They used Gaia data to catalog 6,594 solar twins.
The findings link the Sun's migration to the galaxy's central bar formation.
The move may have created a more stable environment for life on Earth.
The study was published in Astronomy & Astrophysics on March 12, 2026.