Igralec:
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1. Nova (1974), serija...Self - Harvard-Smithsonian Center for Astrophysics
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2. Kako deluje vesolje (2010), serija...Self - Astrophysicist
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3. Strip the Cosmos (2014), serija...Self - Astrophysicist
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4. Space's Deepest Secrets (2016), serija...Self - Astrophysicist
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5. Universe (2021), serija...Self - Harvard-Smithsonian Center for Astrophysics