Linked from
The 30 pages that link to Newtonian gravity, each with the reason it gives.
Tidal forceRelated: Its inverse-square field makes gravitational acceleration differ across a body.
Galaxy rotation curveRelated: It links orbital speeds to the mass enclosed within each radius.
Stellar orbitRelated: It supplies the force that governs stellar motion in many systems.
Vera RubinRelated: It relates measured orbital speeds to the mass enclosed within a galaxy’s radius.