New-York daily tribune. [volume] (New-York [N.Y.]) 1842-1866, 1848-01-01

LgCfURE VI tsnd last. BY PROP. MITCHELL
npsrssS (sv n Tr,ts.sby w Bs.ry BsTr .Pas.srerA<'


ss.rssy to IN. s,ms-Iis pnesl,y The Sun as 'ssn
6ron Nsvtsss-lptsssity Of lite Light New pit OF
Mssssrs. :. .Pssllsx. View Of sun hilins EHin
%, bon III. r.se s.. At.%ps 70 ss..s,, la'
IsssssA Of Psrssz the Aber.iion % Liset sna N...
uss q the Earth piseeysr.d nsreh.f; sis n,! to
su Sass Revolving about Ssus. Hehemesr app. 10
Measurement .b,seovsry that Fir.s star. are aSs.
ina Observations Doabie star No 81 Cygni-lts
Psssllaz Dss.fminsA-its Distance. The MAY Way
....DissDee nsassrsA BY the Ey..By the rsle.esre-
Bsrseksrs Exploration Of the Ailky Wsy-kxisnt OF
ths Miihy Wsy-immssse Poser Of Lord Roses Tee
cope. .hovsosnt Of Oar sys,ssn srossd Mighty Or
bit'...As Idea Of Eternuy-of the Power and the
Ksssledss OF the Crestor. The Cincinnati ob.efvsto
ty-rsssssi Matters. Ae
LADIES AND 8rsrLInEs Had been permitted
m chopse she circumstances under which should
Avs..er the Lectpre Of THE eveaing would gladly
have bad the clsuds that shut out the light of the
ssars removed ks this one solitary night during the
Coarse. More especially would 1 have desired i,
10 night in consequence OF the fact that wished
10 move out In imsg inaton among those liked stars
and nasmach the journey 10 OF itself sufficiently
difBcult could greatly desire that there should
be no obstruction in the way. But under all the
circumstances. perhaps the subject tself will be
ssficieptly Interesting ard trusting therefore to
vour attention, 1 will endeavor to make IN explo
ration 70 night which shall carry ~ 10 the utter
nest limits y ct attained by the human mind and
eye
In the examination which have thus tlr made.
have confined pysslf exclusively to our own So
lv System have announced the great laws by
Which IL 10 governed have attempted to explain
the manner in which these laws operate upon the
VARIOUS bodies belonging to It. and to show you
how worlds are moving through Space obedient to
those laws and yet subjected To the influence OF
each other But We are 10 leave this System,
grand - it v. and traverse through ses,ons And
ovse distances which We have not up TO the pres
snt moment dared TO conceive. l know how dim
cult IL the subject which ! am aboat 10 approach.
ana approach it with embarrassment kaou
how dillcult il 10 to comprehend these Immense
dissapces-thcss vast periods. and these mighty
and uuu persbls objects IN such msoner a. may
be presented intsIligiby to the mind SIN we
shsl venture upon the attempt
n 4 were pcssibie to transfer you TO the outer
,.ost limits Of our Solar System. and there. restiag
vpou the body Of the Planet Neptune, we could
Icsk bach ~ ard over the space We have uaversed
vs should fed TIE 6an which TO Ne 10 90 brilliant
sad 10 magnificent, already diminished % ~ not
10 aoosar larger shss does the planet Venus aow
asoecr 20 % on the Earth But thisk not that this
l,ninut,ou In apparent size will diminish In hike
,,o..,rt,oa the hxht which the Sun throws out ir
there be inhabitants there. they VIII receive more
hsht from Oh 10 III vanished San than could be tnrown
cat by q hundred Of our Full Moons % II u suii
daylight " them
ips this tourney through Space aooooooooo OF
msjes vhat do we see when We attempt a. cross
Ia mighty gulf which stll separates us iron the
.earest IN ed starsi IL 10 acrsss this almost Him
Fable space that w'sh % carry yos % nsn, ane
he an sm,nas,oo Of our BY stem has been the DIS
t..e. al the 4 srth from the Sun-the radius OF the
Rarth's orbit In making our measurements TO
night We mps adopt different aniN of 'hs 10 TOO
s.sal, and We propose 70 taAc a. .oe snit OF
measure The distance u the neses' nAeo ia"
Win thai oais n ne can attain TO the knowledge
Of its valae. ve shall proceed % measure 'ss WI
verse by which ws ere surrounded
First then. lss AZ attempt "a explain wnet 10
meant by Psrssiar; Sor this term | shall employ
frequently a NE coarse Of my remarks The par
shax Of any body - the apparent change IN tne
plscs Of that body. occssiooed By real change In
- pos,s,oa OF TIE spectator. II change my po-
sition In this room occupying that of yooder ipdi'
v,daal | End every cher person appsrcnty TO have
sA.n.ed his place this 10 . psrsllsc,ic change.
A. -. have While sitting In . railroadc car Passing
49, "a the borders u brsst. fastened your eye
,.o. =. Individual tree. and have seen the others
sposseosly vhisl rapidly soand :, 90 10 this arpn'
cot change In the position o. !, so..,sls 'Sss
-. s.v coanse IN the place OF the NEE "srs
.,~..lu~X hv = change Of the place "nssSe 'ecy
N this can be done measured. sPp'e
49, A. :. IN then. ksowins the distance
49, s.c.,sses the two points oi ooser' ~. :,
- 1900 a change oocsss"oco ~ 1 "a n,,v
vases q re speotssr. ws no. IT, ,ss S,liovers "a
os,sss As, q: 400 x. Scc ccC %s.
sSoss ,hs sss IN mighty o,on 49,, II m, inc Earth
s-Ssss /. rsvo,ves once In twenty Da, No.
" s,~ parallel 20 ;, ''.s ss. the celestial sphere
~ aIn pso''ss, - ~ the heavens. the ohiectof At
-. y. .., .G''s !. Impossible ese:s.s Il the
:a'a being prodaesd 70 meet the ss s.,,ss
80: 10 pss. .a,s II ,0 soe o os oS
5sisl % is..f .rss.a T ?, sss so.,ss. sssro
nass disms ~ go s'snetsr and eerssiniy this
49, ssssssi IN the hs.,ss, ~. y. % I ..