Janáček is a crater on

Mercury Mercury commonly refers to: * Mercury (planet), the nearest planet to the Sun * Mercury (element), a metallic chemical element with the symbol Hg * Mercury (mythology), a Roman god Mercury or The Mercury may also refer to: Companies * Merc ...

. It has a diameter of 47 kilometers. Its name was adopted by the

International Astronomical Union The International Astronomical Union (IAU; french: link=yes, Union astronomique internationale, UAI) is a nongovernmental organisation with the objective of advancing astronomy in all aspects, including promoting astronomical research, outreac ...

(IAU) in 1985. Janáček is named for the Czech composer

Leoš Janáček Leoš Janáček (, baptised Leo Eugen Janáček; 3 July 1854 – 12 August 1928) was a Czech composer, musical theorist, folklorist, publicist, and teacher. He was inspired by Moravian and other Slavic musics, including Eastern European fol ...

, who lived from 1854 to 1928. The ''

MESSENGER ''MESSENGER'' was a NASA robotic space probe that orbited the planet Mercury between 2011 and 2015, studying Mercury's chemical composition, geology, and magnetic field. The name is a backronym for "Mercury Surface, Space Environment, Geoche ...

'' Mercury orbiter crashed near the crater on 30 April 2015.

References

External links

* Impact craters on Mercury {{Mercury-planet-stub