[3] Grazier attended Purdue University on an NROTC scholarship, but due to an ankle surgery before his final semester, he was disqualified from further military service.

[4] His doctoral work was at UCLA,[2] which lead to a PhD in Planetary Physics with advisor William I. Newman on "The Stability of Planetesimal Niches in the Outer Solar System: A Numerical Investigation".

[4] When Grazier started getting recurring entertainment industry consulting work, he returned to UCLA, and earned a certificate in television screenwriting.

Later, Grazier created the Cassini Tour Atlas, a large database with geometrical values and event times, used for mission and observation planning, flight rule constraint checking, and data analysis.

In 2011, he was the guest lecturer at the Launch Pad Workshop—held every year at the University of Wyoming in Laramie—that teaches writers basic physics and astronomy.

He appears frequently at science fiction conventions, in particular Dragon*Con in Atlanta and San Diego Comic-Con.

[2] It was Fuller who pitched Grazier to Ronald D. Moore as the science advisor on Battlestar Galactica in 2003, and he has been a consultant for Hollywood productions since.

In 2005, along with the cast and crew of Battlestar Galactica, Grazier won a George Foster Peabody Award, given yearly "For significant and meritorious achievement in broadcasting and cable."