Roll the six-sided die to gain movement points. Click an illuminated adjacent tile to move one space (orthogonal movement only). Each step costs one movement point. Unexplored tiles reveal a location and often a card. Find seven differently colored fragments, then return to the central Prism (row 4, column 4) to win. Answer Pink Floyd trivia to earn rewards; events and discoveries alter your journey. The moon shifts after every fourth turn, scrambling unvisited sectors. You have 32 turns before the final eclipse. If you run out of turns, the expedition ends. You may end a turn early, and your game saves automatically in this browser.