ad astra
Substacknewsletter · by ad astra · English
- Audience
- Not shown publicly
- We show a dash rather than guess
- Observed frequency
- Monthly or less
- From 3 posts indexed in the last 90 days
- Last post
- Oct 29, 2026
- 14 days ago
- Likely audience
- Publishing industry professionals
- Inferred from post content
ad astra is a Substack newsletter by ad astra covering Book publishing industry, Bestseller lists and Author advances. NewsletterFIT indexed 3 posts from it in the last 90 days, most recently on Oct 29, 2026.
Topics
- Book publishing industry
- Bestseller lists
- Author advances
- Marketing and publicity
- Diversity in publishing
Recent posts
- This Election…
- Bookstores As…
- What It…
- Building Something…
- Our Favorite…
Sponsors detected
No sponsored posts detected in the last 180 days of indexed posts.
Detected automatically from posts marked as sponsored. Detection can miss or misread placements.
See the full picture on ad astra
Subscriber momentum over time, every detected sponsor with the source post, companies and people it mentions, guests, and an alert when any of it changes.
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Compiled from public pages · refreshed Nov 10, 2026 · How NewsletterFIT collects and labels data