Astro Update 2025/09 is about to land for review, on time this month 

https://codeberg.org/guix/guix/compare/master...astro-updates

Available for testing:

guix time-machine --branch=astro-updates -- build celestia

#Guix #guixastroupdate
#reproducibility in #Astronomy #Software
#Celestia #Tenmon #fitsverify