Artemis astronauts
NASA is emphasizing the science that astronauts will be able to do on the first Artemis lunar lander missions, but there are questions about how many samples they will be able to return.

NASA is emphasizing the science that astronauts will do when they return to the moon in the Artemis program, but agency officials acknowledge that the initial missions might be limited in how many lunar samples they can return.

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Jeff Foust has more than a decade of experience writing about space policy, entrepreneurial ventures and regulatory affairs. In 2001, he established spacetoday.net to aggregate and summarize the day's space-related news stories. In 2003, he started The...