Martian surface

https://www.wikidata.org/wiki/Q6774740

Field Hierarchy

Parent
Biology 34.8M papers	Physics 31.7M papers	Astronomy 2.5M papers	Astrobiology 703k papers
Mars Exploration Program 83.2k papers		Martian 30.8k papers
Current
Martian surface 6,731 papers
Child
Martian soil 1,132 papers

Trends

Notes

History