Show THE 00 MET tue THE thunderstorms of the tilo last two or three days daya have almost put the comet out of mind but there is sufficient sud aud 0 lelent interest attached to it to I 1 i render it wa an object of much I 1 inquire iry and speculation for some time yet in a letter to the new york irk ark tri buni bune professor henry AL Park parkhurst hurst burst congratulates professor swift upon the tho discovery of what promises to be rie tile the most wonderful and dinst instructive ru 4 C 1 comet in the history of the world prof parkhurst computed te tiie tilo actual length of the tail to be certainly over of miles on dune june 25 assuming an increase in length of one tenth daily he computed that the tail would strike the earth on july 20 00 later observations lations of greater accuracy confair confirm m am him in the opinion that the earth will be either so near the tail of the comet as it sweeps acress across the ecliptic that it will nil nii a large par portion ni n ot of the heavens or ifsits if its cury V ls not too great shall shail bo be coth plemely enveloped within lei lee it and the phenomenon may be visible in the northern hemisphere alt ait although hough bough it is too early yet to determine whether it may not be duding dunin the hours of olf daylight in tills this country ll 11 the following marther further observations on oh tuesday eveni evening nig june juno 30 0 and ah on tile the following eveni oi the ile lle moon will rise before the twilight fairly ends but on thursday july 2 at the coule couie comet will twill be easily seen by tile tiie naked eye iii in the northwestern sky no other description crip tion will bo be needed with a tail about five degrees in length on succeeding evenings the tho nucleus will move towards the south while tho the tall tail will increase in length to so as to bring its extremity gradually northward on the alth of july tile tiie head of the comet will have reached the tile horizon in the no northwest rth at the end of twilight sd that it will not easily be visible after that date buethe but the tail will extend nearly to the pole star D donates comet cornet had a retrograde motion and when the earth met it and the tile tail was most brilliant it was placed nearly r at ribia ah angres I es with the tile line of vision on the other hand band this comet whose perihelion distance is very little greater coming just within theor the or bit of venus moyes moves in the same d direction with the tile earth abd nearly y with t tiie lie same velocity reduced to the plane of the equator in consequence of which the tail which ill igi now nearly at right angles with the line of vision will gm gradually dually turn towards us u still apparently pointing nearly in the same direction it will ba bet remembered that Dona donn donatila comet was curved like a soldiers iut aut Cog coggia glas giad is now ard will remain nearly straight because the curvature will be directly from us and therefore imperceptible cep tible another striking difference from the tails talis of comets hene jene gene rall rali that it will mill bo be so foreshore bened as to be remarkably wide at tho the intend end on july the tail will extend far beyond the pole polo and develop a m idis idly toward the end within three or four days after the the tail Will mill have bave become so expanded in the neighborhood of the pole loie as to nil a largo large part of the northern heavens yet it will not be a d conspicuous object because it will be so faint as to look rather like an immense cloud or a new nev milk milky y way than wha twit really ismy isby this time we shall have solved the question whether the tall tail is hollow or has hab a rad nad radiated structure deture borwhat or what is ig its irs constitution g C 0 0 avay in gnich li s will end it is not safe yet to speak with for although if af the tail were straight we should ipe lie b e almost certainly near the middle of it on july 20 yet its curvature will probably lejay dejay beldy it two or three days and even until the earth has pasted beyond the best blue ica nf frons froni rum rom of previous vidus 4 comets I 1 should expect the karlh orn oni ori J july blynd to be wholly swithin 4 he eastern eige edge 0 of the fco mets tail tall anu antl I 1 will to be the c case 6 a S e the comet will cheri disappear to us but mit then the inhabitants of the souther hemisphere iwho may be ignorant of the cause of the luminosity ozithe sky will seb seh see it gradually gradual lk rise and pass away arid annd 11 will II be amazed by the sudden hp ap paTi pail petition tion of ofa ora a co comet met of extraordinary size and usual bril nancy Hancy which will burst u upon on their their vision as unforeseen as tile the great comet of 1861 the gradual diminution and ninal final disappearance of the comet be so nearly the converse of what we shall have witnessed here that it needs no description 7 t professor parkhurst does not anticipate from chevi the visit idt of any appreciable physical effect further than possible electrical phenomena like the aurora the comet will leave us ns a portion of its atmosphere yet probably not enough to auest tho the barometer or come within scientific cognizance the moon which has now little or no atmosphere may also gain a portion of the atmosphere of the comet comets and henceforth by the moons having an atmosphere of greater or les ies less s density the phenomena of and solar eclipses maybo maybe may bo mate modi modified nied nned i |