About: http://webisa.webdatacommons.org/375352810

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	That is exactly what they found when they compared images from NASA's Chandra X-ray Observatory, the Hubble Space Telescope and other instruments.
http://www.w3.org/ns/prov#wasQuotedFrom	nsf.gov