About: http://webisa.webdatacommons.org/361100451

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Small ones, maybe, but lets once again think about this- a large 1km plus asteroid, potentially made of iron and other metals, moving at speeds ranging from mach 10-mach 20, would not be an easy thing to stop.
http://www.w3.org/ns/prov#wasQuotedFrom	blogspot.com