SNT Theory. What is it?
All the things you need to know about SNT By: Meggan Cryer
What does SNT state?
Because of it's own gravity, the Nebula begins to colaps and spins faster and faster soon making a thin disk like object. Planetesimals start to form by sticking to other particals.
Solar Nebula Theory Movie
Who discovered the theory? When?
in the 18th century, Emanuel Swedenborg, Immanuel Kant, and Pierre-Simon Laplace argued about how fast the planets rotate, and how the nebular flattened. over the years they got closer and closer to the answer.Finally, n the 1950s and the discovery of extrasolar planets in the 1990s, all of these models have been both challenged and refined to account for new observations.