birth_date: 1951-06-20 00:00:00
avg_rating: 3.82
name: Esko Valtaoja
about: Esko Jorma Johannes Valtaoja (pronounced [ˈesko ˈʋɑltɑˌojɑ]) (1951 Kemi) is a Finnish astronomer and writer. Valtaoja works as a professor at the University of Turku where he studies quasars.
death_date: None