Launch times, live coverage, and resource guides for NASA's Perseverance rover, China's Tianwen-1 orbiter and rover, and the United Arab Emirates' Hope orbiter.
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On February 6, 2018, I found myself shoulder to shoulder with two of my heroes: Bill Nye on the left, Buzz Aldrin on the right. Our eyes were fixed on the first vertical Falcon Heavy rocket. Figuring the world's most powerful rocket might send me flying backwards once the countdown hit zero, I gripped the railing so tightly I started to lose the feeling in my fingertips.