Assertion: tycho supernova | /r/HasProperty | located about 13,000 light-years
Facets:
value: from earth
type: LOCATION
Source sentences:
text: The new evidence suggests the famed Tycho supernova, located about 13,000 light-years from Earth,formed when its parent star stripped too much material from a nearby companion, forcing it to detonate in a massive thermonuclear explosion.