~ 
_ Astronomy. — 443 
of about 30 is so much less than the limits of the Po terage ee 
that no inference from them can be safely extended t 
portant change, indeed, in the character of the pertorbaons pred 
place near the distance 35°35; so that the continuous law by which 
tim 
planets were exactly as 2 to 5, ft ae ts of their mutual influence 
would be peculiar and complicated, and even a near approach to this 
ratio gives rise to those remarkable irregularities of motion which are 
exhibited in Jupiter and Saturn, and which are perplexed geome- 
ters usa they were traced to their origin by Laplace. This distance 
hen, is a complete barrier to any logical deduction, and the 
eg with regard to the outer space cannot be extended to the 
inte 
2. “New Comet, (Proceed. Amer. Acad.)—A telescopic comet was 
discovered near the star 18 Andromede, on the evening of March 4, 
1847, by Mr. Geo. P. Bond, at the Observatory in Cambridge , Mass. Its 
place March 44 gh 40m 095, was Re A. 232 35™ 50*5, and decl. + 50° 
I’ 46”, referred to mean equin:, 1, 1847. It was quite bright, and 
nearly. visible to the naked eye. On the 8th inst. it was visible to the 
ae as a star of the 5th or 6th magnitude. The elements of this comet 
ve been se () by Prof. Peirce from places of March 4, 5, 6, 
and (2) by Mr. Geo. P. Bond, from places of March 5, 12, 19, ‘the 
latter inhlang into account the small corrections. 
(1.) (2.) 
Per. pass. ‘ Mch. 31-907 Gr. m. s. t. Mch. 30-3369 
0:04444 - 
dist. ‘ i ‘ ‘ P 
Long. of asc. node, 10° 1B) van oo brah BQ 06686" 
“perihelion, —- OG B66 wy eo 4 RU 16-88 
Inclination, ‘ ‘i . oo oe : : - 48 ay 49 
otion, * s . ‘ 
dire dire 
This comet is supposed to be dential with that pe ea Feb: 6, 
“ek in Cepheus, by Mr. J. R. Hind, at London 
- i a d Return ~ the Comet ina 1556. —We are indebted to John 
Ost of them rel: sobject s which have bana en cama for- 
Ward i bi this J Jour are we have not hitherto referred to the approach- 
n that the two were identical, and that its return 
t 1848, uent investigations which have 
settee this conclusion; and there 
n to look for the reappearance of ‘this comet 
1 though it would not be surprising if this event 
should d happen even a year earlier or later than this date. 
