Either way if you believe this little blue planet we live on is insignificant and there are plenty others out there is speculation. (religion.blogs.cnn.com)
This big blue planet is here to be explored, and there's no reason why limited finances should ever stop us from doing so. (cardrates.com)
With it's heavenly blue surface crossed by slim grey veins, the stone remind us of our lovely blue planet. (ottomanhands.com)