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アルテミスII:4人の宇宙飛行士はいかにして50年ぶりの月への道を切り拓いたか

Artemis II: How Four Astronauts Blazed a Trail Back to the Moon After 50 Years

半世紀ぶりに人類が月周辺へ——NASAのアルテミスII計画が成し遂げた成果と、月面着陸・火星探査へとつながる次なるステップとは。
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More than 50 years after the Apollo era, Artemis II has shown the world a new Moon journey. NASA launched the mission on April 1, 2026, and the four astronauts—Reid Wiseman, Victor Glover, Christina Koch, and Canadian astronaut Jeremy Hansen—traveled around the Moon and returned safely to Earth on April 10. The flight lasted 9 days, 1 hour, and 32 minutes. It was the first crewed Artemis mission and the first human trip to the Moon area in more than half a century. (nasa.gov)

But Artemis II was not a mission to land on the Moon. Its main goal was to test the whole system with people on board for the first time: NASA’s powerful SLS rocket, the Orion spacecraft, and the ground systems used for launch and recovery. During the mission, the crew checked Orion’s life support system, tested emergency tools and spacesuits, and even took manual control of the spacecraft for piloting practice. These tests will help NASA prepare for future missions that must work safely in deep space. (nasa.gov)

The mission also gave NASA valuable science data. Orion flew 4,067 miles above the Moon at its closest point, and the crew reached 252,756 miles from Earth at the farthest point of the trip, setting a new record for human spaceflight distance. The astronauts supported health studies, including research on how radiation and microgravity affect the human body. They also took more than 7,000 pictures of the Moon, Earth, and space, including views that may help scientists understand future landing areas near the Moon’s south pole. (nasa.gov)

So, what does Artemis II aim for? In simple words, it aims to prove that humans can travel around the Moon safely again—and that NASA is getting ready for longer, harder missions in the future. Artemis II is a bridge between the dream of returning to the Moon and the real work needed to stay there and one day go on to Mars. (nasa.gov)

by EigoBoxAI
作成:2026/04/15 21:05
レベル:初級 (語彙目安:300〜1000語)

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