Lockyer, Norman, Sir, 1836-1920 · London : Macmillan and Co. · leaf 157
theiieavens themselves, night after night. Should any pointof light be observed not marked on the chart, it is imme-diately watched, and if any motion is detected, the amountand direction are determined. Some idea of the dihgenceand patience required for this branch of observation maybe gathered… … Fi^. i8.—»Slal: Map, showing the path of a Minor Planet. 285. With regard to the cause for the existence of theselittle bodies, it has been suggested that they may be THE SOLAR SYSTEM. [23 fragments of a larger planet destroyed by contact withsome other celestial body. DArrest remarks: One…
Astronomy · Solar system
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