40 Xenon confirmed.

LEAD 100 is true.
You need it to save the Charlox. I found them in the Gamma Orchidum system.

When the game says you need a resource for a quest, it only means quests you currently have. It does not include quests you haven't acquired yet.

Game now says 30 Francium units required for quests.

So now much Francium do you need? I'm sitting on 231.

You can sell the Tywom Cuddle drive, as that's not usable for the human colony quests.

You can have the mowlings gather their own resources by providing them a lander. Unfortunately more mowlings die in that endeavor in typical fashion

In Epsilon Uxor, you'll need 30 Uranium to save the Havans on Havanasa. You can find some on the nearby moon Epsilon Uxor IIa. Reward is 500 Xhelp Tails. They can be traded for 500 RU in Eta Wendigo B at the Eta Wendigo Bazaar

Yea, I been checking all over the place for radioactive and I am not finding anything lately.

22 Radioactives to be able to buy some audio memo form a warp base in Earth Rising.