Just announced at MAX POWER: a $1 million Moon Base Student Challenge! go.nasa.gov/3UBpcCs The competition tasks U.S. high school and post-secondary student teams to develop solutions to real-world engineering constraints for establishing a long-term human presence on the Moon.
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NASA, why not 3D-print a railroad around the Moon? One lap is about 6,783 miles. Picture taking a train from the Atlantic to the Pacific across the southern U.S., then coming back across the northern U.S. That’s the scale. I already made the mission patch. 🌕🚂

Nov 8, 2026 · 5:06 PM UTC

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Because it would be interesting for about an hour or 2….and then 50 hours of the same thing.
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Yeah, but they could literally build a track around the whole moon. So they could eventually build moon cities.
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Love the creativity! 🌕🚂 A lunar rail line is far beyond today's tech, but big ideas like this are exactly what the student challenge is for.
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