(1824-1910) Astronomer. Pioneer in astronomical photography, spectroscopy, and spectrum analysis, did noted research on the chemical stellar composition, discovered spectroscopically that luminous gas composed the irregular and planetary nebulae, proved that cometary light was mainly derived from incandescent carbonic vapors, made the first investigation with a spectroscope of a temporary star, and proved the presence of calcium in the chromosphere and solar prominences.
This dictionary contains not only definitions and explanations of every subject in Religion, Scripture, tradition, doctrine, morals, sacraments, rites, customs, devotions and symbolism, but also accounts of the Church in every continent, country, diocese; missions, notable Catholic centers, cities, and places with religious names; religious orders, church societies, sects and false religions. It has brief articles also on historical events and personages, on the Old Testament and New, and on popes, prelates, priests, men and women of distinction, showing what the Church has done for civilization and correcting many errors which have hitherto passed for history.Wikipedia
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