Wikipedia:WikiProject Geographical coordinates/globe:

The globe: parameter indicates the planet or natural satellite upon which the coordinates reside. Apart from earth (the default), legal values include: moon, mars, venus, mercury, ganymede, and titan.

Samples
Subject	G	Markup	Result
Kittu Crater	ganymede	`{{coord\|0.4\|N\|334.6\|W\|globe:ganymede}}`	0°24′N 334°36′W / 0.4°N 334.6°W / 0.4; -334.6
Viking 2 lander	mars	`{{coord\|48.269\|N\|225.990\|W\|globe:mars}}`	48°16′08″N 225°59′24″W / 48.269°N 225.990°W / 48.269; -225.990
Mozart Crater	mercury	`{{coord\|8\|N\|190.5\|W\|globe:mercury}}`	8°00′N 190°30′W / 8°N 190.5°W / 8; -190.5
Apollo 11 lander	moon	`{{coord\|0\|40\|26.69\|N\|23\|28\|22.69\|E\|globe:moon}}`	0°40′26.69″N 23°28′22.69″E / 0.6740806°N 23.4729694°E / 0.6740806; 23.4729694
Ksa Crater	titan	`{{coord\|14.0\|N\|65.4\|W\|globe:titan}}`	14°00′N 65°24′W / 14.0°N 65.4°W / 14.0; -65.4
Venera 13 lander	venus	`{{coord\|7.5\|S\|303\|E\|globe:venus}}`	7°30′S 303°00′E / 7.5°S 303°E / -7.5; 303

When globe: is specified, {{coord}} does not assume a specific reference system (in contrast with Earth's WGS84). Only limited mapping is available for the Moon and Mars and none for other bodies. For celestial coordinates, use {{Sky}} instead.