"Spacecraft" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure,
which enables searching at various levels of specificity.
Devices, manned and unmanned, which are designed to be placed into an orbit about the Earth or into a trajectory to another celestial body. (NASA Thesaurus, 1988)
This graph shows the total number of publications written about "Spacecraft" by people in Harvard Catalyst Profiles by year, and whether "Spacecraft" was a major or minor topic of these publication.
To see the data from this visualization as text, click here.