Assertion: solar system's orbit | /r/HasProperty | at the same speed
Facets:
value: at roughly
type: DEGREE
value: as that of the spiral arms
type: OTHER
Source sentences:
text: Its orbit is close to circular, and orbits near the Sun are at roughly the same speed as that of the spiral arms.
text: Its orbit is close to circular, and orbits near the Sun are at roughly the same speed as that of the spiral arms.