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AhaBulb: Stuff Everyone Should Know · ahabulb.com/astro-sidereal-day-shorter

Why is a solar day longer than a sidereal day?

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  1. Earth advances along its orbit
  2. The stars orbit Earth daily
  3. Earth's axis changes length

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References

  1. Keeping Time openstax.org/books/astronomy-2e/pages/4-3-keeping-time Checked 2026-10-10.

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