NASA & CIA Documents that Prove Flat & Non-Rotating Earth

(01) Page 12:
"aircraft flying in a stationary atmosphere over flat nonrotating earth" https://www.nasa.gov/centers/dryden/pdf/88072main_H-1259.pdf

(02) Page 108:
"aircraft flying over flat, nonrotating earth" https://ntrs.nasa.gov/citations/19890005752

(03) Page 126:
"The nonlinear equations of motion used are six-degree-of-freedom equations sith stationary atmosphere and flat, nonrotating earth assumptions." https://ntrs.nasa.gov/citations/19890007066

(04) Page 2:
"The method is limited, however, to application where a flat, nonrotating earth may be assumed. " https://ntrs.nasa.gov/citations/19720012071

(05) Page 11:
"The nonlinear equations of motion used in this model are general six-degree-of-freedom equations representing the flight dynamics of a rigid aircraft flying in a stationary atmosphere over a flat nonrotating earth" https://www.nasa.gov/centers/dryden/pdf/88248main_H-1777.pdf

(06) Page 32:
"Lastly, the equations of motion for the zeroth-order problem of flight in a vacuum over a flat Earth are presented." https://ntrs.nasa.gov/citations/19940020279

(07) Page 2:
"In this paper, the rigid body equations of motion over a flat non-rotating earth " https://ntrs.nasa.gov/citations/20070030307

(08) Page 14:
"The earth is flat and non-rotating." https://ntrs.nasa.gov/citations/19790005472

(09) Page 25:
"The helicopter equations of motion are given in body axes with rerpect to
a flat, nonrotating Earth." https://ntrs.nasa.gov/citations/19810003557

(10) Page 13:
"A model frequently used is that of a flat, nonrotating earth." https://ntrs.nasa.gov/citations/19650015408

(11) Page 19:
"These equations assume a rigid vehicle and a flat, nonrotating Earth." https://www.nasa.gov/centers/dryden/pdf/88733main_H-2465.pdf

(12) Page 9:
"For aircraft problems, the state and measurement models together
represent the kinematics of a rigid body for describing motion over a flat, nonrotating Earth" https://ntrs.nasa.gov/citations/19880014378

(13) Page 14:
"A flat, nonrotating earth" https://ntrs.nasa.gov/citations/19710018599

(14) Page 2:
"In our minimum time-to-climb problem, the aircraft is modeled as a point mass and the flight trajectory is strictly confined in a vertical plane on a non-rotating, flat earth." https://ntrs.nasa.gov/citations/20060053337

(15) Page 8:
"the missile position in space is computed relative to a flat nonrotating earth." https://ntrs.nasa.gov/citations/20040008097

(16) Page 20: “Flat Earth” https://www.cia.gov/library/readingroom/docs/CIA-RDP86-00513R001343720008-3.pdf