New-York tribune. [volume] (New York [N.Y.]) 1866-1924, 1874-01-09

ACTUAL APPEARANCE or TIE SUN.
Rerroned nom picture Of ne BY the
eclipse Of December, lS7O showing she tpo tnt prom
have series OF diagrams which should have been
very glad TO have suspended all the time for but
found the size Of the would not permit me You
spersed with diagrams which by the Kindness OF Prof.
Morton can exhibit TO you BY the fret VIII show
y0u the general aspect OF the sun, the way the sun
appears with its various spots That diagram now
before you has taken at the Cambridge Observa
tory. II is Photographic picture OF the sun There
four such pictures and they show you the different
appearances OF the sun. Sometimes there are few
spots at others more at Others at least the Two north
1t discovered early that these spots are actually
OF that they carried
round that The SUMS globe revolves m about twenty
Other features recognized in these spots We
will have the second OF these diagrams shown IA which
pictures viii show SQy What WI atqYaTd DC pre-
sentea a large scaie-the appearance OF bright O~
ees around the spots called fecule-a fringe rue spots
while inside there is dark part which the hrst observ
ers thought was actually gaek. bnl no par o. the
tually black Certain OF the bright parts are stained
into white bright sreaks. surrounding me spot, and
when the lantern If used you VIII hnd aeat we've o.
that phenomenon VIII be presented. We VIII next
have a p!ctnie Of the suns spots presented anu
afterward the Photographic pictures u the spots
tuTe which, like the last, was taken
at the Cambridge Observatory and shows the features
line of the spot is sharply debued fpd ae gItne 0 ne
white streaks from central part OF tue surrounding
portion All that surrounding portion, especially near
the edge OF the spot, is the SUM- brighter Than The
dsrkened, and these things Will be SHOWN 10 you Ill
Photographs Mr.. Rutherford took those photographs.
Ynu viii see these various spoe and yon viii have the
assurance you not looking at picture TAKEN by the
hand Of man but sun painted which all the features
we're actually existing surface OF the at the
time and meantime we Will pass on 10 the consldera-
ton OF various features that VIII be presented
In this diagram you will perceive that Tue central
part Is surrounded by wksh streaks called the ccuia,
and YOU Will recognize ~ the border OF the suns disk
notified mark the first sign Of the solar surface That
is first rough feature thai can be recognized al
telescope OF three inches IN aperture We WI, nave
the last the fact that there are spots OF eqns
cradle size on that view OF the sun laese sots arc
You recognize the half shadow boundary, and the
part the border aud the bright fecular stTea6s But
now we will pictures OF one and the same spot III
ta by which Dr. Wilson of GLASGOW IN i76
recognized the fact That spots are deessoI7 below INC
Here are various pictures Of the same spot They
all numbered, will see, first OF ALL the spots
pearng on the edge OF the sun ana you are aoe 10 4ok
would seem as if you were looking on the edge. Inc
half shadow part around the dark region becomes
ana more uniform breadth You the shape Of the
spot and the formation across 1t OF sreak OF bright
Iirhi and Won see It gradually changes shape An
these spots are actually sun painted and you will
ME the thst you looking on the actual econ
onv Of the solar surface ab.e to renew the pro
cesses really taking place there You not he able 10
lind an explanation of these changes OF form ltremaDs
sill a mystery OF astronomy. The processes still
taklne place: ana yet that SUM- he looks so calm and
still have spoken OF the irregularty OF the sums sur
face and we Will now have picture showing That II
ture OF OF those fecu IL you look on the surround
ing part representing the general surface OF the .un
Won will sec that the fecul 10 very large brighter dir
tingushcd from the resi- by ITS brightness Tue rretu
larities around the fecut are not rough NOTHING bn
something more delicate. Ii was recognized by Her
schelI and by him the corrusatlon he compared
II 10 the irreguarity OF the surface OF the orange.
Now you have another picture showing Tue same COT
cugaons the whole picture being devoted to that one
teafnre There are corrug stions and them
rounding a small spot which we Know a. penulnDld.
Now YOU eau recognize the justice OF Heischels De
scrntou These have given rise to great
deal study in late times You can recognize tne cen
trial part Of these eorrugatons AZ oreht ou. IN
PROT Langley has found convenient 10 distinguish the
from still smaller spots 10 winch the nanc Vi
granules have been given by hltn' -, ,,. A.. -.
The picture next TO be shown Will indicate the rice
grdiDs which not so delicate az that fioi Langley
has discovered Higgins IN England mas taken tine
picture and from its irregular aspect has oeen caea
Dr. HuggiDs's floor cloth. still have very niue ooupt
recognised these general features You can zee
general darkness OF that picture wnere ganues arc
few. These dark regions the dark parts OF that
nothing which is smaller telescopes lnese rice
grains in reality small, although they look small
and the breadth about 800 miles; in other WORDS tbey
are about as large as England lLaughier The study
| OF these objects led 10 very singular theory.
| IL was thought by one gentleman from the
aspect Of the spots that the sun is surrounded by
double coating the outer giving light the inner coating
only able reflect the light, but with power OF It's
own 10 give light, and that when ths inner coating is
and that surface may be 80 slightly Illuminated and
heated by surrounding cloud layers, that life be
view might form about these rice grains It was GER
the greater part OF the high. heat Of the
comes from thom aud he Thought that vital energy In
living organism was the secret Of that light that. be
cause vitality 10 connected with electricity. and cleo
trcy VITA hght. there might. in some OF tnese spots
OF miles 500 miles VIDE, be ving aturos
g.. OBSERVATIONS OF AsTRoSoMERs
Inow uas. 10 the particular observations which sug-
| tlaugufb The suI'e surface