Promethium #61 it is so rare that it really has no practical uses outside the lab. There is most likely less than a kilogram of the stuff in the entire planet.
Though there has previously not been any canon Chalnoth ships, the design here appears to be based on the ships seen on the cover of DC Comics’ “Star Trek: The Next Generation” #61, published in 1994.
This is really fun, I don’t think TV Trek should stress about “beta canon” but in instances when it can be used it’s nice
xkcd #2913: Periodic Table Regions ( imgs.xkcd.com )
xkcd.com/2913...
Canon Connections: Lower Decks 4x04 - Something Borrowed, Something Green
• The Orion starship we see in the opening is visually similar to the Orion interceptors seen in “Borderland” with some distinct differences....