About: http://webisa.webdatacommons.org/70738656

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	Additionally, this size suggests the martian core is not completely iron but contains a significant amount of a lighter element such as sulfur or hydrogen, the team reports.0JOIN THE DISCUSSION
http://www.w3.org/ns/prov#wasQuotedFrom	astronomy.com