Howe, Herbert A. (Herbert Alonzo), 1858-1926 · Meadville, Penna., Flood and Vincent · leaf 246
to possibleMartians being but one sixtieth of our moonlight. Dei-mos sheds uponMars only onetwentieth as muchlight as Phobos.They go throughthe.same phases asour own moon.* The planet itselfis subject to changesof phase. At op-position, when theearth is between thesun and Mars, thelatter exhibits a… … Fig. hi.—The Lake of the Sun * The discovery of these satellites was curiously anticipated by Kepler,Dean Swift, and Voltaire. One of Keplers strange speculations, which hementioned in a letter to Galileo, was that Mars had two moons, Saturn six oreight, while Mercury and Venus were possibly…
Astronomy
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