Changes

<math>v^2 = \frac{GM}{R}</math>

<math>v^2 = \frac{GM}{R}</math>

predicted circular velocities much lower than observed. Hence Hartnett's conclusion that ''luminous masses are correct, but the physical model that predicts radial velocity is incorrect.'' Hence, as Einstein obviated the planet [[Vulcan]], Hartnett now claims to obviate dark matter.

predicted circular velocities much lower than observed. Hence Hartnett's conclusion that ''luminous masses are correct, but the physical model that predicts radial velocity is incorrect.'' Hence, as Einstein obviated the planet [[Vulcan (planet)|Vulcan]], Hartnett now claims to obviate dark matter.

== Evolutionistic concept ==

== Evolutionistic concept ==