“For it is the duty of an astronomer to compose the history of the celestial motions or hypotheses about them. Since he cannot in any certain way attain to the true causes, he will adopt whatever suppositions enable the motions to be computed correctly from the principles of geometry for the future as well as for the past.” WayWellsPastScienceCertainCausesPrinciplesHistoryDutyFutureHypothesisGeometryCelestialAstronomersSupposition Author:Andreas Osiander
