The Lucy spacecraft captured detailed images of asteroid Donald Johanson during its April 20 encounter, revealing an unusual contact binary with a distinctive neck that scientists compare to “nested ice cream cones.” NASA’s Lucy spacecraft has just delivered remarkable images of asteroid Donald Johanson, showing a strange double-lobed space rock with a unique connecting neck that surprised even veteran mission scientists. The close flyby on April 20, 2025, saw Lucy zoom past at over 30,000 mph (13.4 kilometers per second), coming within 600 miles (960 kilometers) of the asteroid’s cratered surface. “Asteroid Donald Johanson has strikingly complicated geology,” said Hal … Continue reading NASA Lucy Flyby Reveals Odd Asteroid Neck Detail From 600 Miles