It looks like you're using an AdBlocker.
With AdBlocker, some games might not work properly. Please disable adblocker on our site and click refresh to continue. Thank you!
Move the on screen pointer using the mouse of the computer. Use the left mouse button to draw enclosed circles around groups of matching planets. The more planets you match the more crystals you earn. Collect crystals and bonus comets by touching them with the pointer. Crystals fill the level quota bar. A mismatch of different planets will create a black hole. Destroy the black hole by drawing a circle around it.