Solar __, Yellow Chakra in Upper Abdomen

This page is the CodyCross answer for the clue below from The 80s, Group 786, Puzzle 1 (Space Shuttles).

Question is: Solar __, Yellow Chakra in Upper Abdomen

and the answer is: PLEXUS

Word Meaning:

PLEXUS — (anatomy) A network of anastomosing or interwoven nerves, blood vessels, or lymphatic vessels.

Definitions from Wiktionary.