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Hace 2 horas · NASA’s Lucy spacecraft flew by asteroid Dinkinesh and made a surprising discovery, a close binary! Preliminary statistics show that Dinkinesh is ~0.5 miles (790 m) wide and the binary asteroid is 0.15 miles (220 m) in size. The spacecraft closest approach to the asteroid was about 270 miles (430 km) away and it was flying at 10,000 mph (4.5 km/s).
