Google Lunar X Prize goes to the first team that can land a rover on the moon by 2012 . There are 13 teams officially competing in the race , but the X Prize Foundation expects that number to grow to about 25 . Comment: There are 13 teams officially competing in the race ; number is expected to grow . The mission will probably cost much more than the $ 20 million first prize .
Google Lunar X Prize goes to the first team that can land a rover on the moon by 2012 . Comment: There are 13 teams officially competing in the race ; number is expected to grow . The mission will probably cost much more than the $ 20 million first prize .