There are many students who do not yet understand the guide to how to obtain Starfield, so we have provided a code resource called "Guide to How to Obtain Starfield". If you have any related questions, you can find the answers here.
Starfield platinum can be obtained from the Tiancang 5 planet in the Tiancang 5 (far left) galaxy. Players can establish outposts on the planet to obtain this resource stably.
These contents are summarized from the fact sheet, and I believe they can answer your questions on this issue. There are more high-quality guides about the starry sky on this website, you are welcome to check them out at any time.