Possible Clues:

• For starters, consider each northern constellation — to be one in the south?
• Stars in gold rush, endlessly pursuing bit of money
• Constellation with the body of a horse
• Stars in game in Australia getting little money initially
• Birmingham arena about to get one lot of stars and another
• A constellation close to the Southern Cross
• Constellation representing a man-horse
• A group of stars sign after church number
• One constellation or another discovered after intergalactic space mission ends
• Church sign incorporating northern stars