火星發現謎樣球體！

Mars Mystery Spheres Found!
火星發現謎樣球體！
2012-09-17

Get out the sleds: Spacecraft detects snow falling on Mars!
走出雪橇：航天器探測到火星上下雪！
NBC News updated 9/17/2012 11:40:00 AM ET 2012-09-17T15:40:00
http://www.msnbc.msn.com/id/49061094/ns/technology_and_science-space/t/get-out-sleds-spacecraft-detects-snow-falling-mars/#.UFdYxlGz77A