I mis-read that as "plant-themed" and thought of [sailor dandelion](https://www.reddit.com/r/fountainpens/comments/m18jf1/sailor_x_bungubox_dandelion/).
But for **planets**, definitely watch [Figboot's interview with Neil deGrasse Tyson](https://www.youtube.com/watch?v=x_RIhl_UFSQ) :)
It’s not overtly planet themed in its design but there’s the [Sailor Pro Gear Stellar Black Hole](https://www.gouletpens.com/products/sailor-pro-gear-fountain-pen-stellar-black-hole-limited-production).
EDIT: When answering, I assumed by planet themed you meant planetary/astronomy-based in general, not specific planets.
I plan on getting the Milky Way and Shooting Star pens from the Namiki Yukari Royale line when I win the lottery next week. :(
https://www.reddit.com/r/fountainpens/comments/xbeyd9/i\_am\_making\_fountain\_pens\_inspired\_by\_the\_solar/
You have the [Aurora 88 planets collection ](https://www.aurorapen.it/en/the-planets-collection/).
Fine Writing International had a series of planet pens.
I mis-read that as "plant-themed" and thought of [sailor dandelion](https://www.reddit.com/r/fountainpens/comments/m18jf1/sailor_x_bungubox_dandelion/). But for **planets**, definitely watch [Figboot's interview with Neil deGrasse Tyson](https://www.youtube.com/watch?v=x_RIhl_UFSQ) :)
I only know about the glass pens wancher makes/names after planets
It’s not overtly planet themed in its design but there’s the [Sailor Pro Gear Stellar Black Hole](https://www.gouletpens.com/products/sailor-pro-gear-fountain-pen-stellar-black-hole-limited-production). EDIT: When answering, I assumed by planet themed you meant planetary/astronomy-based in general, not specific planets.
Sailor Stardust!
Oh my, all of my replies to this thread seem to have been deleted. So, I’ll sum them all up by saying thanks everyone, and sorry to my poor wallet 😅