herschel Definition

astronomer, telescope, optical telescope, exoplanet, comet, astronomical telescope, andromeda galaxy, observatory, uranus, proxima centauri, milky way galaxy, astronomy, hipparchus, planetary nebula, asteroid, spiral galaxy, nebula, celestial sphere, large magellanic cloud, planetoid, mimas, herschelian, edwin hubble, planck, fred hoyle, kepler, deimos, tycho brahe, harlow shapley, quasar, cassini, edmond halley, aristarchus, hubble, giant planet, edmund halley, minor planet, refracting telescope, epsilon aurigae, isaac newton, radio astronomer, puppis, major planet, radial velocity, spectroscopic, percival lowell, cosmic microwave background, relativity theory, betelgeuse, earthshine, astrophysical, bootes, trifid, superior planet, jodrell, supernova, omega centauri, galaxies, coronagraph, heinrich hertz, canes venatici, george gamow, epimetheus, horsehead nebula, wernher von braun, uranoscopy, telespectroscope, phaethon, radiometer, photometer, monoceros, johannes kepler, eridanus, circumjovial, dione, huygens, ursa minor, astrometry, solar telescope, sciamachy, corot, jovian, galilean satellite, zodiacal light, oort cloud, lise meitner, cassiopeia, polarimetry, galilean telescope, canis minor, carl friedrich gauss, virts, planets, mossbauer, spectrometer, maser, scorpius, fomalhaut, canis major, harold urey,