The geography of the heavens, and class book of astronomy: (1853)
Burritt, Elijah H. (Elijah Hinsdale), 1794-1838, Mattison, Hiram, 1811-1868, Dick, Thomas, 1774-1857. [from old catalog] · New York, F. J. Huntington [etc.] · leaf 267
ollision be-tween the Earth and comets to stand> What, on the supposition that a stroke >.would annihilate the xohole human race, is the danger of death to each individual,resulting from the appearance of an unknown comet ? What is the directiww of comets in their orbit- ! What has been,… … and the period oi its sidereal revolution; ior which reason ihas been called Enckes Comet. This comet performs its revolution around the Sun in about3 years and 4 months, in an elliptical orbit which lies whollywithin the orbit of Jupiter. Its mean distance from the Sunis 212 millions of miles; the…
Constellations · Stars
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![An illustration from Sidereus nuncius : magna, longeque admirabilia spectacula pandens, suspiciendaque proponens vnicuique, praesertim verò philosophis, atq[ue] astronomis, quae à Galileo Galileo ... perspicilli nuper à se reperti beneficio sunt obseruata in lunae facie, fixis innumeris, lacteo circulo, stellis nebulosis, apprime verò in quatuor planetis circa Iouis stellam disparibus interuallis, atque periodis, celeritate mirabili circumuolutis; quos, nemini in hanc vsque diem cognitos, nouissimè author depraehendit primus; atque Medicea sidera nuncupandos decreuit (1610)](https://img.insideoutlibrary.com/img/200/ia-sidereusnunciusm00gali-20-5.webp)
