...The lanes more frequently used, between Earth, Mars, Venus andMercury, were of course far inside the orbits of the asteroids... 
John Stewart Williamson 「Salvage in Space」
...Like Earth, and all other known planets, satellites, cometsand asteroids, she was subject now to all the normal natural laws ofcelestial mechanics...
Raymond King Cummings 「Wandl the Invader」
...And curiously enough all of the first asteroids found practically answered to this requirement...
Garrett Serviss 「Curiosities of the Sky」
...Between the orbits of Mars and Jupiter there are scattered an untoldnumber of little planets commonly known as asteroids or minor planets...
E. Walter Maunder 「Are the Planets Inhabited?」
...Of the physical composition of the asteroids and of the character oftheir surfaces we are entirely ignorant...
Robert Stawell Ball 「The Story of the Heavens」
...Very much smaller than any of these are the asteroids, of which Ceres,the largest, is less than 500 miles in diameter...
Cecil G. Dolmage 「Astronomy of To-day」
...The orbits of the asteroids are by no means inthe one plane, that of Pallas being the most inclined to the plane ofthe earth's orbit...
Cecil G. Dolmage 「Astronomy of To-day」
...Two notable theories have been put forward to account for the origin ofthe asteroids...
Cecil G. Dolmage 「Astronomy of To-day」
...But the wide area over which the asteroids arespread points rather against the notion that they all set out originallyfrom one particular spot...
Cecil G. Dolmage 「Astronomy of To-day」
...If the zone of asteroids had a common point throughwhich they all successively passed, they could be unhesitatinglyasserted to be the remains of an exploded planet...
Oliver Lodge 「Pioneers of Science」
...At first sight, and to ordinary careful inspection, this differs fromthe zone of asteroids in being a solid lump of matter, like a quoit...
Oliver Lodge 「Pioneers of Science」
...Ithas seven hundred times the mass of all the planets, asteroids,and satellites put together...
Henry Warren 「Recreations in Astronomy」
...Subtract 35,000,000 miles next to Mars and 50,000,000 miles nextto Jupiter, and there is left a zone 254,000,000 miles wide outsideof which the asteroids never wander...
Henry Warren 「Recreations in Astronomy」
...It is seen by the above table that all these moons are larger thanours, one larger than Mercury, and the asteroids are hardly largeenough to make respectable moons for them...
Henry Warren 「Recreations in Astronomy」
...The next one was notdiscovered until 1845, from which date asteroids, or minor planets (as thesesmall planets are called), have been found almost every year...
George Forbes 「History of Astronomy」
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