About: http://webisa.webdatacommons.org/280953420

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	These are big enough to be tracked by terrestrial radar so the ISS, the Shuttle and other satellites can manoeuvre out of their path.
http://www.w3.org/ns/prov#wasQuotedFrom	esa.int