Astrophysics
Celestial Mechanics
compute the orbital period of a massive body orbiting another
Kepler's third law, 4 solar masses, 5 Earth masses, 2.5 AU
interactively compute the orbital speed of a body
circular orbit speed
visualize relation between eccentric and true anomaly
mean anomaly 85 degrees eccentricity 0.6
compute locations of Lagrange points
Lagrange points Earth Moon
investigate the distance on an orbit based on its phase
orbital radius with eccentricity 0.7 and semimajor axis 17.8 AU
Luminosity
compute the luminosity of a star of specified mass
luminosity 10 solar masses
compute luminosity from apparent magnitude and distance
luminosity app magnitude 2.5, d=20 light years
Cosmology
compute cosmological properties of the universe
1 billion years after the big bang
compute cosmological properties, given a redshift
redshift z=0.5
Black Holes
compute properties of a black hole
black hole 10 solar masses
compute properties of a rotating black hole
Kerr black hole
Asteroid Impacts
calculate the outcome of an asteroid impact