Assertion: nebula's star | /r/HasAspect | high proper motion
Facets:
value: relatively
type: DEGREE
Source sentences:
text: The star has about 8.8 solar masses and a relatively high proper motion.
text: Eventually, many faint white stars were found which had high proper motion, indicating that they could be suspected to be low-luminosity stars close to the Earth, and hence white dwarfs.