planck, corot, exoplanet, radial velocity, planets, quasar, minos, themis, telescope, cassini, astronomers, astrometry, huygens, proxima centauri, spectroscopic, herschel, extragalactic, supernovae, omega centauri, pulsars, redshift, photometry, lutetia, astrophysical, comet, johannes kepler, edwin hubble, axion, tycho brahe, epsilon aurigae, photometer, alpha centauri, eclipsing binary, enceladus, spectrograph, fomalhaut, neutrino, planetary, milky way galaxy, asteroid, airglow, tombaugh, coronagraph, hipparchus, edmund halley, mimas, brahe, galaxies, spectrometer, astrobiology, edmond halley, interferometer, sciamachy, observatory, asteroid belt, fornax, andromeda galaxy, orbits, spectra, nebulae, nightglow, spectroscopy, boson, supersymmetry, earthshine, mossbauer, maser, astronomy, christiaan huygens, exobiology, harlow shapley, percival lowell, novae, flyby, dixi, meteoritics, cosmic microwave background, galactic, osiris, antiproton, moons, geosynchronous, universe, betelgeuse, celestial sphere, deimos, exosphere, carl friedrich gauss, particle physics, astronomical telescope, neutron star, celestial, jpl, lunar crater, heliocentric, optical telescope, auroral, cosmic ray, astron, large magellanic cloud, sunspot, photometric, newton, milton, plato, augustine, dante, jefferson, luther, beethoven, blake, boyle, cicero, descartes, edwards, galileo, goethe, locke, mozart, virgil, aristotle, baxter, keplerian, called, conduction, ional, lombard, prohibitory, referee, schiller, socalled, taxing, trading, zamindari, 4-2, ^, amphictyonic, answer, barbaric, colonial, danubian, distribution

kepler's law, kepler's law of planetary motion, kepler's second law

astronomer, stargazer, uranologist

johan kepler, johannes kepler