New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1874-03-28
STAR STUDIES.
ppor pnooron,s IrcruRR AT rnE CooPrR UNIoN,

sppov pRoCToR's LECTURE AT THE cOoPEh UNION
The first of the closing series OF REQUIRES
mon ostronomy IN this country, by Prof. H. A. froctor'
uas given last evening at the Cooper Union upon 'o
WONDERS of Astronomy" II was intehueu as piioi
sketch of the multitude OF wonderful opIec'S WHICH
would be unfolded to the young astronomer anu an IN
.snaye n careful study tof the heavenly bodies IL
aa really swift succession OF pictures OF the unereh'
$50. n,anets suns nebul, aud comets In which those
hd,as nresented themselves with description OF inc
moro striking pecuarities OF each The lecture was az
Mr. Hewitt said in his Introduction of tho lecturer tho
olst OF Prot. Proctor's lectures In America
The lecturer began by saying that the particular ann
NJ hs lecture was before those WHO liked tho SUD-
iect the various wonders OF astronomy ana as preface
80 ,. % rho intending student resume of tho best
methods of observation. Particularly they should Degn
with small telescope OF not more than Two inches Ia
diameter and famliarize themselves hrst WIN the
results that could be obtained through thlt Inc
first object that he would recommend ior
rho moon, and pictures OF that planet
at different periods thrown upon TIC Svieeh' nc
pointcd out the discoveries relating to our own ear
which had resulted from lunar observation particularly
as 70 the evidence that the world was gradually CON
tracting and itsate OF rotation Increasing he poeu
ont the lunar crater Plato whose evidence OF Vese'
ton "a was supposed had been though he was III
clned to think the supposed vegetation was ony tne
effect OF shadow Several lunar landscapes, lunar sea-
tho crater Copernicus Illuminated by the rays OF the
earth and lunar Of mountains, Win 'lase a'
| their foot, were given. -, u,
The planet Jupiter would next attract the attention VI
the youpg astronomer He spoke at length OF the Des
which were observed upon this planet from Whch couu
be gathered striking evidence Of the enormous energy
which must reside in It's interior. This was planet
1290 times the size OF the earth, but WIN uehsi'
very much less. Saturn the next oiject Oh
attention. the beautiful symmetry OF WHICH,
he SAID. always suggested TO him the idea
OF harmony. The theory Of the rings surrOuHuae
IL was tha they were formed OF an immense muutuue
Of small satellites He showed the opportunities ere
we're for Young students u the discovery OF the nature
and changes IN this body He spoke 81 It's immense ~
IN comparison Ia the earth ana sild mar ne - 4,
eight satellites as the ABODE Oh HNlug ooihso W "A ~
| a central sun. =, -., a. 10 tho
The planet Mars was generally supposed 70 DC tne
object most easy OF examination while IN reaty ~ was
the most difficult. TIE planet Venus would DC the pes
for the next study OF young students lie
them TO examine tins easilyound planet anu SIC II tu
markings alleged 10 he seen can he found lie munster
| could not discover them. Passing briefly tne
| ssus. Pictures were thrown upon the screen
showing the shapes OF the spots ana the Wonuerin
willow leaf" appearance. lie Recommended tnat tho
spots should be carefully observed IN IespetC "a ~
willow leaf effect 10 numbers or enormous creature
lacing inteTlacng themselves over the SUMS Woo
surface Youug's theory that the sun was nothing
but huge bubble the outside OF winch was cohtlnu-
ally falling food Of metallic rain, which vaponzed as IL
fell and struggling mp agau through the OOd IoIhe
the spots and the outbursts which have been hotccu
giving of the corona, he passed 10 the Gomez
system All the most celebrated OF these bodies were
| pictured upon the screen. picture OF meteorlc
shower upon the ocean was gwen, ana tue asserlloh
| made that the earth was slowly increasing IN SIZE
through this downfall. He closed WIN desGrlptlon,
aided Dy great number Of pictures of the milky way
1 and q