Donaldjohanson is approximately 225 million km from Earth. Like Lucy's first asteroid flyby target, Dinkinesh, Donaldjohanson is not a primary science target of the Lucy mission, NASA stressed.

BOULDER, Colorado — Asteroid experts are pondering the scientific output from the NASA Lucy spacecraft after it shot by its celestial destination — the main belt asteroid named Donaldjohanson ...

NASA's Lucy spacecraft has captured its first high-resolution images of an asteroid, revealing a bizarrely shaped 150-million-year-old space rock. The asteroid Donaldjohanson formed when two ...

More information: Simone Marchi et al, A Pre-flyby View on the Origin of Asteroid Donaldjohanson, a Target of the NASA Lucy Mission, The Planetary Science Journal (2025). DOI: 10.3847/PSJ/adb4f4 ...

Asteroid Donaldjohanson is named after Donald Johanson, the American paleoanthropologist who uncovered the skeletal remains of Lucy, one of humanity's oldest known ancestors.

The asteroid in question, Donaldjohanson, was visited by the mission on April 20, 2025. It flew approximately 960 kilometers (600 miles) from the space rock, revealing interesting insights into ...

NASA’s Lucy spacecraft will carry out a flyby of the small main belt asteroid Donaldjohanson on April 20 at 1:51 p.m. ET, when it will come within an eerily close distance of 596 miles (960 ...

Donaldjohanson is not the last asteroid Lucy will fly by, but it’s also not the first. The mission flew by the small asteroid Dinkinesh in November 2023—an itsy-bitsy asteroid at just 0.5 ...

The asteroid Donaldjohanson as seen by the Lucy Long-Range Reconnaissance Imager. This is one of the most detailed images returned by NASA’s Lucy spacecraft during its April 20 flyby.

NASA’s Lucy will venture as close as 596 miles (960 kilometers) to this asteroid, an estimated 2 ½ miles (4 kilometers) in length but much shorter in width. Scientists should have a better idea ...

NASA’s Lucy will venture as close as 596 miles (960 kilometers) to this asteroid, an estimated 2 ½ miles (4 kilometers) in length but much shorter in width. Scientists should have a better idea ...