Actor:
-
1. Nova (1974), serie...Self - Harvard-Smithsonian Center for Astrophysics
-
2. La historia del universo (2010), serie...Self - Astrophysicist
-
3. Desmontando el cosmos (2014), serie...Self - Astrophysicist
-
4. Space's Deepest Secrets (2016), serie...Self - Astrophysicist
-
5. Universo (2021), serie...Self - Harvard-Smithsonian Center for Astrophysics