Space Canyon is a game for the Atari 2600. It was originally produced by Panda Software, (Panda Sotware #100, this was Panda's first game). It was later rereleased by Sancho Software. It's rarity is ranked 6, (rare+) by atariage.com with an estimated value of $20 - $30.
Space Canyon is a vertical single screen shooter similar to Space Invaders and Galaxian. It was probably Panda's best game, (but that isn't saying much).