Pulverizing dangerous asteroids, building an observatory on the moon and more: 6 wild ideas catch NASA's eye

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NASA has announced its 2023 Phase 2 NIAC grantees, a group of six futuristic concepts that include a radio telescope array on the moon and a new form of planetary defense.

Pulverizing dangerous asteroids, building an observatory on the moon and more: 6 wild ideas catch NASA's eye : Read more