NASA's 'Lunar Backpack' Could Prevent Astronauts From Getting Lost on the Moon - Gizmodo

The backpack will use a sophisticated navigation algorithm to map out lunar terrain—and without the benefit of GPS.

The Moon is not the kind of place where you want to get lost, but it can get a little tricky trying to retrace your dusty footsteps without a GPS system in place. Thankfully, space engineers may have… [+3186 chars]

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