Assertion: star's planet | /r/HasAspect | vast differences
Facets:
value: in temperature
type: OTHER
value: between their day and night sides
type: LOCATION
Source sentences:
text: These planets may have vast differences in temperature between their day and night sides that produce supersonic winds, although the day and night sides of HD 189733 b appear to have very similar temperatures, indicating that that planet's atmosphere effectively redistributes the star's energy around the planet.