Stars and telescopes; a hand-book of popular astronomy, founded on the 9th ed. of Lynn's Celestial motions (1899)
Todd, David P. (David Peck), 1855-1939, Lynn, William Thynne, 1835-1911. Celestial motions · Boston, Little, Brown and company · leaf 238
esemble that of thePons-Brooks comet (page 188, left); and a large proportion oftelescopic comets never develop beyond this simple stage. But,if the comet is a great one, on approaching nearer a nucleuswill begin to aggregate in that part of the hazy mass on thefarther side from the Sun; from this… … THE GREAT COMET OF l86l(WILLIAMS) HEAD OF THE GREAT COMET OF l86lHIGHLY MAGNIFIED (sECCHl) {The tail is directed downward) separate parts of a fan, the handle of which is at the nucleusof the comet. This structure is well shown in the adjacent 184 Stars and Telescopes Of the periodic comets,…
Astronomy
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