136 Scientific Intelligence. 
IV. ASTRONOMY AND METEOROLOGY. 
1. Discovery of the 57th planetoid (Mnemosyne).—Another planet, ap 
pearing like a star of the 10th magnitude, supposed to be one of the grat 
etween Mars and Jupiter, was discovered by M. Robert Luther, 
1859, at the Observatory of Bilk. It is the 57th of the grow 
been named Mnemosyne—( Comptes Rendus, Oct. 5, 1859.) oa 
_ 2. Total Solar Eclipse of July 18,1860.—M. Faye has called the 
whole object glass should be uncovered, and the most sensitive p! pt 
ployed in order to obtain proofs on a large scale of the aureola ¢ 
flames, while observers provided with hand telescopes, with _ 
should deliberately study all particulars which photography am, 
cure 
rved, Ps. 
magnetisur is affected by the spots which periodically obscure P™ 
sun’s disk, may it not be affected by the more rapid obscurai 
