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CONTENTS.
LIFE OF GALILEO.
CHAPTER I.
PAGE
Peculiar interest attached to his Life-His Birth-His early
studies-His passion for Mathematics-His work on the
Hydrostatic Balance-Appointed Lecturer on Mathematics
at Pisa-His antipathy to the Philosophy of Aristotle-His
contentions with the Aristotelians-Chosen Professor of
Mathematics in Padua-Adopts the Copernican system, but
still teaches the Ptolemaic doctrine-His alarming illness-
He observes the New Star in 1604-His magnetical experi-
ments
I
·
CHAPTER II.
Cosmo, Grand Duke of Tuscany, invites Galileo to Pisa-
Galileo visits Venice in 1609, where he first hears of the
Telescope-He invents and constructs one, which excites a
great sensation-Discovers mountains in the Moon, and Forty
Stars in the Pleiades-Discovers Jupiter's Satellites in 1610
-Effect of this discovery on Kepler-Manner in which
these discoveries were received-Galileo appointed Mathe-
matician to Cosmo-Mayer claims the discovery of the
Satellites of Jupiter-Harriot observes them in England in
October 1610.
. 19
CHAPTER III.
Galileo announces his discoveries in Enigmas-Discovers the
Crescent of Venus-The Ring of Saturn-The Spots
on the Sun-Similar Observations made in England by
Harriot-Claims of Fabricius and Scheiner to the discovery
of the Solar Spots-Galileo's Letters to Velser on the
claims of Scheiner-His residence at the Villa of Salviati-
Composes his work on Floating Bodies, which involves him
in new controversies
39
CHAPTER IV.
Galileo treats his opponents with severity and sarcasm-He is
aided by the sceptics of the day-The Church party the most
powerful-Galileo commences the attack, and is answered
by Caccini, a Dominican-Galileo's letter to the Grand
Duchess of Tuscany, in support of the motion of the Earth and
the stability of the Sun-Galileo visits Rome Is summoned
before the Inquisition, and renounces his opinions as here-
tical-The Inquisition denounces the Copernican System-
Galileo has an audience of the Pope, but still maintains his
opinions in private society-Proposes to find the Longitude
at Sea by means of Jupiter's satellites-His negotiations
on this subject with the Court of Spain-Its failure-He
is unable to observe the three Comets of 1618, but is in-
volved in the controversy to which they gave rise .
. 51
CHAPTER V.
Urban VIII., Galileo's friend, raised to the Pontificate-
Galileo goes to Rome to offer his congratulations-The Pope
loads him with presents, and promises a Pension to his Son
-Galileo in pecuniary difficulties, owing to the death of his
patron, Cosmo-He again rashly attacks the Church, notwith-
standing the Pope's kindness-He composes his System of
the World, to demonstrate the Copernican System-Artfully
obtains a license to print it-Nature of the work-Its in-
fluence on the public mind-The Pope resolves on sup-
pressing it-Galileo summoned before the Inquisition-His