Winchell, Alexander, 1824-1891 · Chicago, S.C. Griggs and company · leaf 48
major axis does not correspond withthe longest dimensions shown in the perspective. Thesame is true of t?he other orbits. The extremities of theearths major axis show approximately the positions of theearth at the solstices, June 21st and December 21st. Thearrows show the directions of the motions… … Fig. 5. Illustrating the Positions of the August and NovemberMeteoroidal Swarms. 20 COSMIC A L DUST. plane of the ecliptic. The motion of the swarm is nearlyopposed to the Earths motion. The swarm reaches its peri-helion a little before it crosses the Earths orbit on Novem-ber 14. The Earth passes…
Nebular hypothesis · Cosmogony
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