Example image of eyePlorer eyePlorer map for 'Doppler spectroscopy': Radial velocity Spectroscopy Doppler effect Planet Spectrum Solar System Astrometry Astronomical transit Gravitational microlensing Pulsar Otto Struve Spectrometer Jupiter Blue shift Redshift S Earth Optical resolution Sun 51 Pegasi b Anglo-Australian Observatory Geneva Extrasolar Planet Search Lick Observatory W. M. Keck Observatory Algorithm Bayesian inference Prior probability Probability distribution Markov chain Monte Carlo method HD 208487 HD 11964 Spectral line Wavelength Mass Sine wave Orbital eccentricity Gravitational constant Isaac Newton Johannes Kepler Kepler's laws of planetary motion Newton's law of universal gravitation Orbit equation Line-of-sight propagation True mass Brown dwarf Variable star Hot Jupiter Signal-to-noise ratio Methods of detecting extrasolar planets