Landing spacecraft on Mars is difficult and risky. The planet’s surface is riddled with rocks and craters, and sometimes the technology on a landing craft fails. Learn about the dangers spacecraft face as they land, past successes and failures, and the solutions scientists have come up with so that one day, landings may be safe enough for humans to travel to Mars.
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语言 英语 ● 格式 PDF ● ISBN 9781728496863 ● 出版者 Lerner Publishing Group ● 发布时间 2023 ● 下载 3 时 ● 货币 EUR ● ID 9281965 ● 复制保护 Adobe DRM
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