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An astrograph is a telescope designed and used for astronomical Photography.
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Who photographed Pluto?
Clyde Tombaugh, an American astronomer, discovered Pluto in 1930 while working at the Lowell Observatory in Arizona. He used photographic plates taken by the observatory's 13-inch astrograph to identify the dwarf planet.
What are the words that start with pH?
hieroglyph, lithograph, auxotroph, sph, optigraph, idiograph, spectrograph, chorograph, seminymph, dimorph, lymph, staph, radiophotograph, pictograph, tetramorph, echocardiograph, macrograph, glyph, odograph, mechanograph, troph, galumph, aleph, hydrometrograph, autoradiograph, photograph, sonograph, digraph, nomograph, epitaph, ondograph, radiotelegraph, apograph, barometrograph, echoencephalograph, bolograph, actinograph, humph, multigraph, delph, microphotograph, autotroph, paleograph, monograph, anagraph, marigraph, melodiograph, phosph, magnetograph, chirograph, biograph, heterotroph, allomorph, triglyph, ph, electrograph, cardiograph, paranymph, perigraph, biotroph, skiagraph, cph, morph, chemotroph, chronograph, amph, polygraph, myocardiograph, lagomorph, stenograph, trigraph, tph, rotograph, meteorograph, barograph, qoph, rudolph, mesomorph, psychograph, photoheliograph, kmph, noematachograph, homograph, phonocardiograph, logograph, soph, choreograph, microbarograph, heliograph, rhizomorph, allograph, endomorph, sismograph, bibliotaph, sylph, oscillograph, gynandromorph, harrumph, hemolymph, karyolymph, autograph, mph, pph, thermograph, subgraph, electrocardiograph, pneumograph, pseudomorph, microradiograph, anemograph, hectograph, perspectograph, oncograph, nph, perimorph, hodograph, podoscaph, solenoglyph, seriph, asaph, sumph, ellipsograph, telautograph, helicograph, stethograph, cymograph, odontograph, acaleph, diagraph, gonoph, orograph, monotriglyph, hydrograph, phototroph, ballistocardiograph, selenograph, trimorph, pantelegraph, metallograph, spirograph, cinematograph, chromolithograph, ergograph, paramorph, dph, caliph, siggraph, pantamorph, seismograph, chemoautotroph, telegraph, antigraph, aroph, nadph, cenotaph, roentgenograph, paraph, iph, aph, anapnograph, tomograph, syngraph, bathythermograph, embryotroph, anaglyptograph, kymograph, psalmograph, viewgraph, myomorph, bibliograph, diaglyph, pyrograph, photomicrograph, pianograph, lph, hyetograph, kaliph, haemolymph, phonograph, photolithograph, umph, thermetograph, melograph, holograph, stathmograph, skeuomorph, shadowgraph, spectroheliograph, nymph, triumph, rph, cyclograph, hektograph, sciagraph, randolph, stylograph, morosoph, guelph, pseudograph, copygraph, cryptograph, amorph, telephotograph, bumph, pneumatograph, plethysmograph, eph, chromatograph, electroencephalograph, micropantograph, kph, hygrograph, enantiomorph, coronagraph, serigraph, calligraph, kaph, petroglyph, addressograph, isomorph, photoautotroph, zincograph, ideograph, hygrothermograph, keraunograph, coronograph, sulph, hyalograph, bph, logogriph, ralph, autochronograph, glyphograph, micrograph, oomph, scotograph, scenograph, myograph, metrograph, perilymph, xylograph, electromyograph, elliptograph, sphygmograph, noctograph, dynamograph, cardiosphygmograph, adolph, seraph, lithoglyph, aerometeorograph, galvanograph, prototroph, dactylioglyph, cerograph, spherograph, astrograph, papyrograph, arcograph, stereograph, toph, phonautograph, endolymph, anemometrograph, polymorph, anthropomorph, paragraph, tachograph, graph, ectomorph, joseph, barothermograph, oleograph, anaglyph, accelerograph, pantagraph, encephalograph, omnigraph, teraph, neomorph, pantograph, photozincograph, ceriph, radiograph, ceph, koph, thermometrograph, allelomorph, mimeograph, epigraph, phrenograph, bathyscaph, syph, eidograph, gulph
