This does emphasize that there are some NEO asteroids that are fairly accessible with low delta v requirements. That's important for space development: The moon is handy as a nearby source of material, but appears to be be volatile poor. I could easily see expanded "sample return" robot missions to NEO asteroids to return material that could be used fairly early in Earth orbit. Asteroid mining might happen before lunar mining.
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Disclaimer: Avatar is not an official NASA image and does not imply any specific interplanetary or interstellar capability.
The Leif Ericson Cruiser
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