From The Stargate Omnipedia

Planet in the Pegasus Galaxy. Its ocean is encased under a thick sheet of ice. Two scientists from Earth, Moore and McNab, brought equipment to Pegasus to cut through the ice and study the ocean of 169.


Grace Under Pressure - Equipment originally set aside for use on M8R-169 is cannibalized for Colonel Sheppard's rescue mission for a sinking Puddle Jumper.