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Let\u2019s go to Venus! This year, two NASA missions were chosen to explore Earth\u2019s \u201ctwin\u201d planet, Venus. But with extreme temperatures and toxic clouds, these missions have to prepare for a difficult journey. Join Venus experts Jim Garvin, Sue Smrekar, and Giada Arney on a tour of Earth\u2019s \u201ctwisted sister\u201d.