Assertion: space | /r/CapableOf | weather effect
Facets:
value: on several grains
type: LOCATION
Source sentences:
text: Because Itokawa is so small (550 m diameter), it was thought that the low gravity would not allow for the development of a mature regolith, however, preliminary examination of the returned samples reveals the presence of nanophase iron and other space weathering effects on several grains.