Astronomy newsletters

NewsletterFIT tracks 18 newsletters that cover Astronomy as a primary topic, 13 of them with posts in the last 90 days. By publicly shown subscriber count, the largest are Myth and Mystery (50K), notes on shapeshifting (12K) and Science Blog Newsletter (12K). Brands detected sponsoring these newsletters recently include Voice Data and Smarter CRM.

Updated Oct 31, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Myth and Mystery50K subscribers

    SubstackEvery two weeks · last post 28 days ago

    Likely audience: Poetry readers

  2. 2
    notes on shapeshifting12K subscribers

    SubstackMonthly or less · last post 15 days ago

    Likely audience: Poetry enthusiasts

  3. 3
    Science Blog Newsletter12K subscribers

    Substacklast post Jun 26, 2026

    Likely audience: Science enthusiasts

  4. 4
    sciencedaily9K subscribers

    SubstackEvery two weeks · last post 11 days ago

    Likely audience: Physics researchers

  5. 5
    The Quantum Cat8K subscribers

    SubstackEvery two weeks · last post 11 days ago

    Likely audience: Space enthusiasts

  6. 6
    Everything Science7K subscribers

    SubstackEvery two weeks · last post 16 days ago

    Likely audience: Science enthusiasts

  7. 7
    Leah Whitehorse Astrology7K subscribers

    SubstackEvery two weeks · last post 22 days ago

    Likely audience: Astrology enthusiasts

  8. 8
    Astral Harmony Astrology3K subscribers

    SubstackEvery two weeks · last post 23 days ago

    Likely audience: Spiritual practitioners

  9. 9
    The Last Analogue2K subscribers

    SubstackEvery two weeks · last post 21 days ago

    Likely audience: Cognitive scientists

  10. 10
    Alecto Chaos2K subscribers

    SubstackEvery two weeks · last post 34 days ago

    Likely audience: Astrology enthusiasts

  11. 11
    Analogue Press1K subscribers

    SubstackMonthly or less · last post 27 days ago

    Likely audience: History enthusiasts

  12. 12
    ScienceAlert—

    beehiivDaily · last post 19 days ago

    Likely audience: Science enthusiasts

    Sponsors detected: Voice Data, Smarter CRM

  13. 13
    Leadership and Decision Making—

    LinkedInEvery two weeks · last post 21 days ago

    Likely audience: Environmental advocates

  14. 14
    Pierre Sormany—

    SubstackEvery two weeks · last post 14 days ago

    Likely audience: Political analysts

  15. 15
    Aha! Science—

    Substacklast post Jul 1, 2026

    Likely audience: science enthusiasts

  16. 16
    Excerpts from Pocket Observatory14K subscribers

    Substacklast post Apr 12, 2024

    Likely audience: Social justice advocates

  17. 17
    roon’s blog11K subscribers

    Substacklast post Apr 21, 2024

    Likely audience: Tech industry observers

  18. 18
    One Blue Planet—

    Substacklast post Oct 6, 2022

    Likely audience: Astronomers

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