_:NwvbpzPb554 "The_Planetary_Report". _:NwvbpzPb554 . . . . "http://www.planetary.org/join/planetary_report.html". . . . "1980". . _:NwvbpzPb553 "Planetary_Report". _:NwvbpzPb553 . . . . _:NwvbpzPb554. _:NwvbpzPb553. _:NwvbpzPb555. _:NwvbpzPb552. . . . . "0736-3680". . . "Planetary Report"@en. . . . . . . . . . . "Source: Freebase - The World's database". . _:NwvbpzPb555 "planetary_report". _:NwvbpzPb555 . . . "6"^^. _:NwvbpzPb552 "4906239". _:NwvbpzPb552 .