Assertion: hazardous asteroid | /r/HasProperty | any space rock
Facets:
Source sentences:
text: A Potentially Hazardous Asteroid is any space rock that comes within 0.5 AU (astronomical units) of the Earth - that is 46 million miles.
text: A Potentially Hazardous Asteroid is any space rock that comes within 0.5 AU (astronomical units) of the Earth - that is 46 million miles.