About: http://webisa.webdatacommons.org/39280831

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	But the other gravitational giant of our solar system is Jupiter which is made mostly of gas, so it would make sense that gravity has something to do with the neutrons and not an imaginary force or particle.
http://www.w3.org/ns/prov#wasQuotedFrom	booksie.com