| MESSENGER NAC mosaic | |
| Planet | Mercury |
|---|---|
| Coordinates | 5°56′N132°38′W / 5.94°N 132.64°W |
| Quadrangle | Beethoven |
| Diameter | 72.0 km (44.7 mi) |
| Eponym | Henry David Thoreau |
Thoreau is a crater on Mercury. Its name was adopted by the International Astronomical Union (IAU) in 1985, after American poet and philosopher Henry David Thoreau. [1] The crater was first imaged by Mariner 10 in 1974. [2]
To the south of Thoreau is Lysippus crater, and to the southeast is Vieira da Silva crater.