The Future of Humanity in Space
| Platform |  | Pricing | Freemium | Publishes | Twice weekly |
|---|---|---|---|---|---|
| Issues | 191 | Founded | 5 years ago | Last Issue | 9 days ago |
| Active | |||||
Read this Newsletter
planetocracy.orgLatest Issues
A Failure of Ambition
The UK has a new space strategy, published jointly by the Ministry of Defence and the Department for Business, Innovation, Science and Trade. That collaboration gives some clue as to the emphasis; a lot of the text concerns national securit...
Exploring the Cosmos Together
Narratives pitting public and private space enterprises against each other miss the point.
Last week, SpaceX launched the Nancy Grace Roman Space Telescope aboard a Falcon Heavy rocket. This spacecraft will fly on to the Earth-Sun L2 Lagra...
The Musk-Ferguson Debate
I recently sparked a small debate over on X, when I criticised historian Niall Ferguson for being dismissive of the enterprise of space colonisation. You can read the full piece here, but below is the relevant paragraph I was criticising:...
Mass Value Report for August 2026
Growth, but also big and expensive plans for the future.
The final Starlink launch from SLC-40 has taken place this month. This was the 37th flight of that booster, the life leader B1067. From now on, there will be no more east coast Starl...
The Accusation of Fantasy
One thing I hear a lot when talking about space, to the point of cliché, is people referring to colonisation as a “fantasy”. This is a way to dismiss the idea, and to directly insult the person making it. I believe in almost every case both...
Audience Metrics
Subscribers, engagement, traffic and sponsorship for Planetocracy.
| Subscribers | Engagement | 76 | Monthly Web Visits | ||
|---|---|---|---|---|---|
| Accepts Sponsors | Estimated Cost per Ad | ||||
SEO Reach
Where Planetocracy ranks on Google, and how much search traffic it brings in.
| Ranked Keywords | 75 | Monthly Search Traffic | Top Keywords |
|---|
Chart Rankings
How this newsletter ranks in the official Substack charts.
| #241 | |
| #125 |
Authors
The writers behind this newsletter.
Astrophysics PhD and industry analyst. Advocate of human settlement of the solar system
Hard tech without the bytes: A technical blog for curious creatures.
Social
Frequently Asked Questions
How can I access the email archive for Planetocracy?
You can find recent issues that have been published by Planetocracy on Reletter by scrolling up to where it says Latest Issues. Tap on the link for any of the most recent emails or hit More Issues to see older ones.
How many subscribers does Planetocracy have?
To see how many people subscribe to Planetocracy, simply upgrade your Reletter account. We provide readership numbers and lots of other stats for this newsletter so you can decide if it's worth reaching out to.
How can I advertise in Planetocracy?
Newsletter advertising can be extremely effective when it's done right. Before you pitch Planetocracy as a potential sponsor or partner, make sure that you've done your research and checked its newsletter stats with Reletter.
Then, personalize one of our winning pitching templates and send it to the right person using the contact info provided.
How much does it cost to sponsor a publication like Planetocracy?
Newsletter ad rates (or CPM) vary depending on many factors, including industry, number of subscribers, open rate, ad placement and more.
To find out how much an ad will cost, contact Planetocracy using the contact information provided and ask for a copy of their media kit.
How can I find newsletters related to Planetocracy?
Scroll up to where it says Related Newsletters to see other publications like Planetocracy. You can also search our email newsletter directory to discover other newsletters that cover the topics you're interested in.
How do I contact Planetocracy?
Reletter provides this newsletter's website URL above, where you will often find their contact information. We also provide links to associated social media accounts and pitching templates so you can reach out fast.