Mineral Point tribune. (Mineral Point, Wis.) 1869-1938, 1888-10-04
The LICK TELEscopr
It Reveals Wonders Of m.
totore Unltnn,r,. 10y

Prof. Holden to a Ger,i I.s Le'ter i II
naraelsco, giving many detail,
saraing the first astronomer IN, 1t n
tons made attheLick obea, q, oose n
the great telescope: oNi- IpI.oly ~
assiduously observin@ 90 gl'uafdl
ne5ul@ with the fine tTelve-iooL "
torial' and getting the pboto ,.. n
appliances in readiness 10 bo 80 wy q 10y
the great telescope. He b.s o'eq NY
discovered twenty new nebnI., "'Ie ~
IN The course Of his swseps ~,
comets 10 show you some of T.
yantages of our situation bor- 'Ts ad
tell you that Prof. Swift. ~ D. M
has a fine l6-inch Eouator..l t Nv. at'
Clark, and has discovered mos n
nebul@ by its use. Two n;rf.
MIR. Barnard was examining e-S
these excessively faint objects H. ,C. 8
Of the l2-inch telescope (Which III
only . little more than half tbe E. N
Prof. Swifts), and in the feld ~ u
where Prof. Swift had manned
one nebula Mr.. Barnard fobgJ :. *
two being, of course, new. Tbis ia h
not only to the observers stin u
keenness Of eye, but in great ma.
to the purity and Transparent u
atmosphere here.
"The eastern astrononsrs
given up the observation NJ olI y
comet, which is now only abont h
as bright as last year, but Mr. B.r.
has succeeded in following IN mn ~ II
night, when it finally became too |.
to be seen even here. These obss
tons which are several weeks
than those of other obseryatorie,
OF real value, as they determine s
larger arc of the comets orbit and 7
able its motion to be fixed with M
higher degree of accuracy
Keller is Just reducing his observa6
of the faint satellites Of Mars m +
with the large telescope durinc
past months. You can gain some
Of an idea of the immense advant },
of the great telescope in such obser|
tons when | tell you that the brio
ness of the satellites as observed
him was only about one-sixth Of M
brightness at the time of their h
coyery. We can then make satsfa
tory observations of objects which ?
six times fainter than those very nj
ute satellites of Mars were when Pr
Hall discovered them in 1877 with /
great telescope at Washington. | /
becoming familiar with the period
ance of the large telescope and ead
ing how to get the very best work id
it. 1t needs peculiar conditions; I
when all the conditions are faYoraj
its performance is superb. | am,
you know, familiar with the action
large telescopes, having observed 4
many years with the great refractOrl
Washington, but | confess | Was
prepared for the truly magnificent
ton of this, the greatest Of all A
scopes, under the best conditions
have had such views Of the brii
! planets (Mars and Jupiter, Of nebal
the milky way, and some Of the a
as no other astronomer ever bed
had. Jupiter, especially, is wondl
fully full of detail that | had not
! gun to see before. The disks Of
moons can be readily noted in sinai
telescopes; but here they are tull 4
round, like those of the planets. 4
also of the opinion that the curve
Jupiter's shadow might be seen Oh
surfaces, under favorable circ1
stances, when the satellites Nl
eclipse. There is reason to beng
that the satellites of Jupiter, like 4
own moon, present always the 4
face to their planet. This can
studied here to great advantage 4
disks present any of the maTa
which are reported by other obseH
The milky way is a wondel
sight, and ! have been much lnieIi
| ed to see that there is, even with a
superlatiye power, no final resoIal1
of its finer parts into stars. lhefeI
always the background OF unresoIY
nebulosity on which hundreds I;
! thousands of stars are studded-eac,5,
bright, sharp, separate point l
famous cluster in Hercules wa
| Messier declared he saw no s'aI Y
| one mass of separate individual Po.l
The central glow of ne6uIosl!
| thoroughly separated into polis'..
have been especially interested I'D loI
inc at objects which are familiar "
in other telescopes and in coDPN
our views with the drawings maze
Lord Rose with his giant sIA-l90'
Hector. Theoretically his 'e,C.NY
should show more than ours NY
collected the most light. But inc ,t
finition (sharpness) OF has : iaI '''
our own, as we constantly See
example, the ring nebuia III ~. .,
drawn by Lord Rosse with no g'I.
star At Washington one sInaH ~ I
can be seen in the midst OF tle ~ ~.
yacuitv, but here we are sure Oh H. h.
three such at least. these " II
esting on account Of cher S,.
situation in the nebuIa' NOT SUPP
The great trifd and omes,, ''o 7
arc wonderful objects here. N.'
is a vast amount Of detail seen
which can not be seen eise"g,1. ~.
the whole aspect of them IS 5.. .oID ,
Many points that are uou.. .5
other telescopes are Simple. i '.-,
here. I have always eo'' ,......, NJ,
one Of the great practical l.t. ..,,
! this telescope would be- g. 7..'..' ,r
for AIN. the doubts th9' a- t.
i and that viii arise else" Ae.s ~
am sure that we shall be al ..,,s-
this, and in a way to end CONF