Where's the postbox? http://xnxx-xxxxx.in.net/ xnxxx Public reaction to the news of Earth's color doppelganger has been more mixed, if social media is any indication. Twitter user @Grant_D_Foster tweeted "Hubble spots azure planet that rains glass... But still not sure why we call planets weird names," while Facebook user Michael Buxton quipped "Raining glass! What sort of umbrella do you need for that!"