NASA's Lucy spacecraft, on its way to Jupiter's Trojan asteroids, has its next target in its sights: the main belt asteroid 52246 Donaldjohanson.
The 2024 YR4 asteroid, which is nearly the size of a football field, now has roughly a 0.004% chance of hitting Earth in ...
NEO Surveyor will lift off atop a Falcon 9 rocket from Florida's Space Coast no earlier than September 2027. The total value ...
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