Also producing is production company Hungry Man.

His 1985 novelContactwas adapted into the 1997 Robert Zemeckis film starring Jodie Foster and Matthew McConaughey.

A release date has not been set.

Astronomer Carl Sagan

Astronomer Carl SaganPhoto by Tony Korody/Sygma/Sygma via Getty Images

Carls life is a multidimensional epic, said executive producer Ann Druyan.

Carl shaped how I view the world in the most fundamental ways.

National Geographics recent documentaries include the Oscar-nominatedFire of Love, directed by Sara Dosa, and the Oscar-shortlistedRetrogradeandThe Territory.

Dr. Carl Sagan during an interview with ‘The Tonight Show’ host Johnny Carson on September 16, 1976.

Dr. Carl Sagan during an interview with ‘The Tonight Show’ host Johnny Carson on September 16, 1976.Photo by: Frank Carroll/NBCU Photo Bank/NBCUniversal via Getty Images via Getty Images