Assertion: new sunspot | /r/HasSubevent | dramatic space weather
Facets:
value: sometimes
type: TEMPORAL
Source sentences:
text: Two new sunspots have ended a long period of relative quiet on the surface of our blazing host star, heralding the start of a new 11-year cycle of sunspot activity — resulting in sometimes dramatic space weather that could disrupt communications and power grids here on Earth.