Science in Short ChaptersWilliams, W. Mattieu (William Mattieu)
Science
Science in Short Chapters
Williams, W. Mattieu (William Mattieu)
Science
Instead of this, he patiently waited, and, as we have lately seen, the
well-deserved honors have now been liberally awarded.
In a very few years hence we shall be able to say the same of the once
diabolical Darwin, and eight or nine other theorists, who must all be
content to take their trial and patiently await the verdict; the time
of waiting being of necessity proportionate to the magnitude of the
issue.
The theories of Schiaparelli, which, as Mr. Proctor says, “after the
usual term of doubt have so recently received the sanction of the
highest astronomical tribunal of Great Britain,” are not of so purely
speculative a character as to demand a very long “term of doubt.” They
are directly based on observations and mathematical calculations which
bring them under the domain of the recognized logic of mathematical
probability. Those who are specially interested in the modern progress
of astronomy should read this article in the _Quarterly Journal of
Science_, which is illustrated with the diagrams necessary for the
comprehension of the researches and reasoning of Schiaparelli and
others who have worked on the same ground.
I can only state the general results, which are that the meteors which
we see every year, more or less abundantly, on the nights of the 10th
and 11th of August, and which always appear to come from the same point
in the heavens, are then and thus visible because they form part of an
eccentric elliptical zone of meteoric bodies which girdle the domain of
the sun; and that our earth, in the course of its annual journey around
the sun, crosses and plunges more or less deeply into this ellipse of
small attendant bodies, which are supposed to be moving in regular
orbits around the sun.
Schiaparelli has compared the position, the direction, and the velocity
of motion of the August meteors with the orbit of the great comet of
1862, and infers that there is a close connection between them, so
close that the meteors may be regarded as a sort of trail which the
comet has left behind. He does not exactly say that they are detached
vertebræ of the comet’s tail, but suggests the possibility of their
original connection with its head.
Similar observations have been made upon the November meteoric showers,
which by similar reasoning, are associated with another comet; and
further yet, it is assumed upon analogy that other recognized meteor
systems, amounting to nearly two hundred in number, are in like manner
associated with other comets.
If these theories are sound, our diagrams and mental pictures of the
solar system must be materially modified. Besides the central sun, the
eight planets and the asteroids moving in their nearly circular orbits,
and some eccentric comets traveling in long ellipses, we must add a
countless multitude of small bodies clustered in elliptical rings, all
traveling together in the path marked by their containing girdle, and
following the lead of a streaming vaporous monster, their parent comet.
Public-domain text, read in full here on John Shaqi.
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