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Red Planet Quiz

Ten questions at a time from a bank of twenty. Each answer links to its source.

Useless’s field notes: mission control

On Mars I’d weigh 38% of what I weigh here. I’m an eraser. That’s still not enough to rub out a whole planet, I checked.

— U. (tap me for another)

Thanks for visiting. Look up tonight: if you spot a steady orange-red dot, say hello to the robots.

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About the network

mars.planets.im is part of the ReallyByte network. General information, checked against NASA and ESA pages listed on the sources page. Things that change, such as rover records and mission counts, carry the date we checked them (25 Oct 2026). Images are public domain NASA images, credited; the rover and planet drawings are our own. Not affiliated with or endorsed by NASA or ESA. As an Amazon Associate I earn from qualifying purchases. No cookies; privacy-friendly visit counts via GoatCounter. Privacy | Contact

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