Exoplanets & Kepler’s Third Law
Physics notes
Cosmology
Cosmology questions (Introduction) solutions Cosmology questions (Advanced) solutions
Derivation of Kepler’s Laws
Movies Inner solar system Outer solar system binary stars equal mass binary stars equal mass 2D with density Unequal binary stars 90deg to rings Unequal binary stars 90deg to rings + velocity map
Interacting galaxies simulation
 ppt
 ppt
Gravity & Orbits  ppt
Solar System spreadsheet Gravity simulator spreadsheet Gravity simulator (MATLAB)  notes
Simulations
Kepler’s Laws & Universal Gravitation
Cavendish Experiment Measuring G Hubble’s Law & The Friedmann Equations Measuring cosmological distances Relativistic effects of gravity Stars & Spectroscopy Structure & evolution of stars
Lagrange points
data & analysis using Excel
Art Books Comedy Films Fitness Gastronomy Maths Mountaineering Music Philosophy Photography Physics Programming Writing
First created July 2012
Last updated Apr 2019