Sponsor a weekly astronomy email read by engaged observers and astrophotographers. Book placements online, preview your creative, and pay in a few minutes — no back-and-forth required.
Newsletter sends every Thursday at 4 pm (Paris)
Who it's for
Telescopes, mounts, cameras, apps, and services aimed at amateur astronomers.
Planetariums, star parties, courses, and public outreach around the night sky.
Dark-sky tourism, rentals, and experiences where our community plans their trips.
Prices are per newsletter edition (one Thursday send). All amounts in USD; charged via Stripe at checkout.
Top
$250 / send
Premium visibility at the top of the email, before the main content.
Middle
$200 / send
Inside the newsletter body, alongside astronomy news and tips.
Bottom
$150 / send
Closing slot after the main stories — great for softer CTAs.
Same banner and placement on several Thursdays — discount applied automatically.
Sign in with Google on the Partners portal and register your company name. You get a self-serve dashboard for bookings and invoices.
Upload your banner, set the click-through link and optional caption, then pick a placement. Preview exactly how it appears in the Ouranos newsletter template.
Book a single Thursday edition or a multi-date campaign on upcoming newsletter sends (Thursdays, 4 pm Paris). Slots are held while you complete checkout.
One payment covers your booking or full campaign. Volume discounts apply automatically when you book the same placement on multiple send dates.
After a quick creative check, your ad runs in the newsletter edition(s) you booked — on the Paris calendar day that matches each scheduled send.
Need a custom integration, museum collaboration, or something outside self-serve bookings? — we're happy to talk.
Create your account on partners.ouranos-app.com and reserve your next Thursday slot.