Calder is a small crater on Mercury. Its name was adopted by the

International Astronomical Union The International Astronomical Union (IAU; , UAI) is an international non-governmental organization (INGO) with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreach, education, and developmen ...

(IAU) in 2013. Calder is named for the American sculptor

Alexander Calder Alexander "Sandy" Calder (; July 22, 1898 – November 11, 1976) was an American sculptor known both for his innovative mobile (sculpture), mobiles (kinetic sculptures powered by motors or air currents) that embrace chance in their aesthetic, hi ...

. Hollows are visible on the floor of Calder. Villa-Lobos is to the northwest of Calder.

References

Impact craters on Mercury {{Mercury-planet-stub