New-York tribune., 1872-05-08

ther removed from Jupiter, tho latter planet could
not exert mon IL the disturbing force from which
Tho planetoId ring suffered. Not only do we ind tho
large and small planets, both primary ana
secondary inst where they ought 10 DO found on tho
d thesis OF nebuar origin; but just where the
theory tells look for Of unconsoidated rag
ments, just there We find such zone. !
THE PHENOMENA OF PLANETARY HFAT'
Further evidence OF the Of the theory Is
found in the present physical condition OF tho various
planets The theory assumed that all the planets having
successfully originated from the same nebuous mass OF
vapor he composed in tile main OF the same chem
ical eements and this Inference has been uniformly
corroborated by tho results OF spectroscopic op
servaton wherever there has been chance TO
employ it, The contracting process through which tho
Earth passed TO its present dimensions has been OF
will be, under proper conditions repeated to certain
extent upon all tho other planets Upon any pahe'
there must eventually sodiication OF ne outer
water an upheava of mountains. an excavation OF river
beds, and deposit OF alluvinm resulting N
strata obviously the time at which these pcenoi
must depend upon the rate at wnicn tho h
planet parts with its heat as well as upon ,he ass
Against the facts that the outer planets are Immensely
recent ages much less solar radiance must be
Offset the consideration that they must
tRe asG sner onos aanesty when the solar ed
the entire Neptunan orbits II must nave c9h.Sa M 'to
his dimensions The earliest planets must there
fore have possessed relatively enormous quantities OF
molecular motion and the ratios OF their volumes 70
their must have been very much fnan imam IN
the case and Of the as hc feef hot in the
boiler may remain warm through & winters n or 81 honr' he
while the hot water in the kettle coOs s on rsaa IN m
a liquid molten condition long after small small
Psnss ns FS af c & tTSSs S
Hence may expect to find the largest planets SUI sun
the Earth molten and the smallest planets In some cases
showing signs of cold more intense Than any which mas
4hn EaFfh
constituting simply an elaborate corollary from the
nebuar theory is FULLY confirmed By Observation IN the
planets whose surfaces have been studied with any con
Jupiter and saturn ought be prodgously hot and 50
they appear to be when carefully examined. inc
of the Noon any With tnG absence of any signs
of liquid oceans and running water, SHOWS
INQUIRE into lis past history as revealed 10y the present
condition of It's surface That surface is almost entirely
made mp huge of gneous rock through which,
at short intervals there yawn enormous volcanic cIaerS
whose fires seem 10 be totally extnguished Ims lil-
plies that the Moon dead planetthat the tremen-
dous forces which produced this state of things are
radiated off into space In the later ages OF piahet
the expansive force of the nucleus is consequently
reduced TO u minimum the ever-thickenng and harden
such way as 10 leave vast ably capable of ngung
all the air and water which the planet possesses mus
it is that the chasms of the Moon, all it's oceans ana
atmosphere have disappeared. Mars with his oceans,
his atmosphere, his clouds and polar SHOWS, ID another
strong supporter of our theory.
Facts which, a superficial yiew appear as obstacles
the nebular theory turn out on closer examination
to he powerful arguments III rs avor Inc Eexea les
tion Of "irresOlube nebu9" has Decn settled forever
favor of tne theory, by the discovery OF the bright
HencefOrward We add the weighty argument that masses
OF matter still exit in space IN the very rye condition 1
existed Tue distribution of nebue Is yet another sig
mhcant argument. Tue paralleism between the posi-
tons of the planets and nebule Indicates a common
mode of evolution OF the whole starry system, ana
points to gigantic process Of concentration going on
throughout galaxy analogous to the local OF
concentration winch has Sone ON in our own little plane
THE END OF THE SOLAR SYSTEM.
The processes still going ON in our system are very
significant when considered illustrations Of the gene
raj theory. Planets are continually integrating
dlffused materials which they incumber in their
progress through space, and IL has been estI-
mated that the Earth adds to itself nearly
one hundred and fifty billion such metcOric par
cles each year. Secondly ii has been proved that every
planet be slowly losing part Of its moar motion
of rotation The effect OF tidal which are caused
by the gravtatOn of liquid matter toward other plane
the terrestrial day is engthening by reason OF the re
give about 4eO hours between sunrise ana sunset ihe
Earth is also losing molecular motion by radiation.
That terrestrial heat Is lost without compensation
and very slowly, of course-can hardly be doubted,
and for state of things thus ultimately 10 DC pro-
duccd may find parallel III the present condition OF
tho Moon. That appears to afford example OF the
universal death which in an ncOnceyaby distant iuture
patton the and molecular motions the planets
are also losing angular velocity, this loss of motion will
two facts which bear upon the subject, amiliar to
all students OF scence is the observed rctardaOn OF
Enckes 10y the resistance OF the medium through
which it The otncr, which so far as know has
not hitherto been mentioned Is, that all the planets
are healer the sun than they ought 10 be, accord
Ing 10 Bodies law variation being most conspicuous.
as might be expected the case ~ NePuQS II y at
least worthy OF notice that the discfepdn6y IL suc az
might have been caused by a slow oimiuutlOn OF the
angular veOces OF al the planets. Another fact, that
the eTplaIetiry spaces arc filed with matter and
that consequently, all planetary bodies rushing TIL Ough
mast meet resistance and lose momentum proves
ii time all that immense momentum VIII De eaten
up BY rtElTiBg force. This Oss OF tangentia mo
neltum bring all the planets into the sun. As the
lanes slowly draws the sun its lost tangcntial
lnoMentADl - replaced, and somewhat more than re-
-hace,l. by added velocity due 10 the Increased
ravat.ve fOxee ed Oy the sun al the shorter dis
ance. the planet must strike the run with
tremendous force. Inc heat generated By The Earth
and rdn alone In such collision would suIiicc
20 produce a temperature OF nearly 100000
degrees ceufigrade OF cOurse disintegration would
immediately follow a1d the next stage s tue ssipatOu
" the whole neOula. The question OF new era
OF evolution presents mpassibc barrier In orer to
complete account Of the matter, ought 20 know
what has become ali this energy which We have been
prodigay pouring away the shape of heat INTO the
rstellar spaces. But this cannot know without
taking account tie dynamic relations OF the whole
clacuc system; aud science fails We can only
catch vague glimpse OF stupendous rhythnca alter
nation of evolution and Oi dissolution,
succeeding each without Vestiges OF beginning,
and without prospect OF an end.