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. Here at the Southwest Research Institute (SwRI), lead organization for the Lucy mission, Hal Levison, principal investigator of the Lucy mission, said the spacecraft flyby of Donaldjohanson yielded a host of “don’t know” factors about the object. As for its shape, Levison said that Donaldjohanson and the other Lucy targets are providing hints about how planets formed. “These small body populations…
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