Was the nuke system changed? Used to be every 1k, but then i got one at 5.5k and it gets a bit confusing after that.
Viewing post in Cosmic Collapse, a suika-like comments
yes! After 4000 the needed points increase with 500 for every missile. So it’s 4000, 5500, 7500, 10k, etc.
having missiles every 1k made it possible to go infinite fairly easy
more details here
https://johanpeitz.itch.io/cosmic-collapse/devlog/630376/cosmic-collapse-updated-121