The mechanics of the moon : dedicated to the astronomers and astrophysicists . rmations in front of them belong tothe most interesting parts of the extension of the Mare Imbrium under-mined, apparently without much resistance,the expanded masses of the Apennines, whichnaturally were less cooled in the a re-melting of the broken-down rocksthe temperature of the mareflow Avas nolonger sufiicient. The deluge, also here fur-rowed over the surface of the mountains asin the Caucasus. These furrows continuethrough the fallen masses; the Archimedesreceived through a south
The mechanics of the moon : dedicated to the astronomers and astrophysicists . rmations in front of them belong tothe most interesting parts of the extension of the Mare Imbrium under-mined, apparently without much resistance,the expanded masses of the Apennines, whichnaturally were less cooled in the a re-melting of the broken-down rocksthe temperature of the mareflow Avas nolonger sufiicient. The deluge, also here fur-rowed over the surface of the mountains asin the Caucasus. These furrows continuethrough the fallen masses; the Archimedesreceived through a southern breach a partof the flow, whicli forms its flat ground. The surroundings of Autolycus are er-roneously called Pahis nebularum, but thephotochrome and the Pickering atlas showclearly, that it can only be a part of theMare Imbrium cast over from the Autolycus. Fig. 19. This pictuie of rays has tobe looked at from the rii>ht side. The ravs 5S COXCERXIXG THE TOPOGRAPHY OF THE MOON. are in comparison to the Tycho more scatter-ed, less regular and less straight-lined, also. FIG. 18 the Avell-known dark rosette is entirely miss-ing. The diiference in this striking appear-ance results in the first place from the differ- CONCERNING THE TOPOGRAPHY OF THE MOON. 59 ence of time. Most of the known ray-systems originated after the deluge, other-wise they wouhl have l)een destroyed like
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectcelestialmechanics
