NASA is going back to the Moon (sans crew). The mission will mark a key step in bringing humans back to Earth鈥檚 dusty sidekick after a half-century hiatus. Jack Burns鈥敯拿趴苯峁�2023开奖记录 professor, space scientist and former member of the Presidential Transition Team for NASA鈥攄iscusses why it's important and what to expect on The Conversation.
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