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The Cosmobiologist

The Cosmobiologist Add us as a preferred source on Google

Substack @cosmobiota Science
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Make a deal with The Cosmobiologist

🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored placementThe primary sponsor slot at the top of a regular issue — you… $40→ 📝Sponsored post (editorial)A full post written in my voice featuring your product — new… $72→ 📧Dedicated sendA whole solo email to my list about you — the entire inbox m… $104→ 🔖Classified / footer adA short text ad in the footer of an issue — the affordable e… $20→ 📦Package / presenting sponsorRecurring placements across several issues — "brought to you… $120/mo→ ⭐Paid recommendationI recommend your newsletter or product to my subscribers via… $48→ 🔗Affiliate / commissionOngoing affiliate mentions in my issues. The monthly fee is … $20/mo→ 🤝Cross-promo swapWe recommend each other to our lists — a value swap between … Swap→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

Every booking is a normal escrow-protected deal.

Subscribers
N/A
Account age
2 yrs
🎁 Free analysisfor The Cosmobiologist
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

💡 Facts

🗓️Joined Substack in 2024 — 2 years ago.
📤Posts about 1.8× per week.

👥 Audience demographics

Estimated

Modeled from this creator's niche, platform & region — a niche benchmark, not this creator's real audience data.

Gender split
Male 79% Female 21%
Age · peak 18-24
13-178%
18-2435%
25-3429%
35-4418%
45+10%
Top geographies
  • United States34%
  • India11%
  • United Kingdom8%
  • Brazil6%
  • Indonesia5%
Likely interests
EntertainmentLifestyleTrending

💬 Newsletter engagement

Measured

Real reader activity from the last 12 posts — reactions, comments and restacks are public on every Substack post.

8
❤ avg reactions / post
2
💬 avg comments / post
2
🔁 avg restacks / post
0%
Buildingreaction rate
Free issues (reach the whole list) vs paywalled
100% free

Almost every issue is free — a sponsor reaches the entire subscriber base.

About

Astrobiology, science, and the wonder of being a thinking species in a living universe.

📮 Recommends

From Substack

The Cosmobiologist publicly recommends these newsletters to its readers — a real signal of shared audience and strong collab targets.

Planetary Perspectives Prebiotic Alchemy The Stellar Furnace by Jason D. Batt, Ph.D. Seeing Elephants Forwards From A Futurist Dr. Bruce Damer Colin Stuart's Astronomy Club Communication Matters

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Frequently asked questions

How much does The Cosmobiologist charge for a sponsorship?
The Cosmobiologist hasn't published fixed prices yet. Send a proposal through SocialDB and agree terms directly — your payment is held in escrow until the work is approved.
How do I contact The Cosmobiologist for a brand deal or collaboration?
Send a paid deal or collab request right here on SocialDB — we notify The Cosmobiologist, and once they accept, your payment is held safely in escrow and released when the work is approved. You don't need to track down an email.

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