Like the QRP in Facebook!
 altitude archaeoastronomy Astronomy azimuth azimuthangle coordinate system binding energy brightness celestial equator classical mechanics collapse conjunction coordinate system Copernicus crosssection declination deferent ecliptic elongation epicycle equatorial coordinate system equinox escape velocity formulae Galileo geocentric gravitational constant gravitational potential energy gravity greek astronomy Heisenberg uncertainty principle heliocentric Hipparcus HUP hydrostatic equilibrium Isaac Newton KelvinHelmholtz timescale Kepler Kepler's Laws kinetic energy luminosity MaxwellBoltzmann distribution mechanical energy meridian mometum Nebra skydisk neutrino Newton's laws opacity opposition Planck's constant Plato position precession proper motion Ptolemy pyramids Pythagoras radial velocity radiation pressure Rayleigh criterion resolution right ascension sidereal period sidereal time skydisk solar time solstice standard deviation stonehenge synodic period tangential velocity transverse velocity Tycho Brahe Virial theorem zenith

Recent Posts
Meta
Tag Archives: Virial theorem
Protostar Formation – Infographic
Took me a while to do that. I hope that you like what I did. In some respects, I am not happy. I wanted to fit much, much more info. But I saw very soon that that was not going to … Continue reading
Kepler’s Laws Revisited
Previous: Ellipse Kepler thought that, in the Solar System, the planets rotate in elliptical trajectories with the center of the Sun in one focus. Newtonian mechanics unveiled that Kepler’s assumption was not fully correct. The Sun is not located in … Continue reading
Posted in Uncategorized
Tagged angular momentum, center of mass, central force, central potential, CM, interacting twobody system, Kepler's laws revisited, kinetic energy, onebody system, potential energy, reduced mass, relative position, relative velocity, swept area, total energy, Virial theorem
2 Comments