Celestia Forums

Celestia uses formulas with precalculated terms to determine the positions of all of the planets and most of the major moons. For the planets, it uses a set of Chebychev polynomials known collectively as "the VSOP87 theory." The polynomial terms were determined by someone actually doing all the gra...

[quote="t00fri] Of course the more or less trivial approximation of widely separated gravitational point sources is getting entirely inadequate, when you want to manoeuver e.g. among the Jovian moons in the huge and complicated field of (non-spherical) Jupiter... [/quote] Thank for your answer Are y...

Hey ! I'm new here, I would like to know if there was developpement for including physics in celestia : to include gravitation laws and let the simulation run to see how it evoluates, try to put objects in orbits from earth for example or even visualize tidal forces (display of gravitation force vec...