The Thirds refpe&s Jupiter , wherein Campani affirms he hath 
obferved by the goodnefs of his daftes, certain protuherancies 
and inequalities , much greater then thofe that have^been feen 
therein hitherto. He addeth, that he is now obferving, vvhe 
ther thofe Tallies in the faid Vianet do not change their fituation, 
which if they Ihould be found to do, he judgeth, that Jupiter 
might then be faid to turn, upon his Axe $ which, in his opinion, 
would ferve much to confirm' the opinion of Copernicus. Befides 
this, he affirms, he hath remarked in the Belts of Jupiter , the 
lhaddowsof his fatellites , and followed them, and at length 
feen them emerge out of his Disk. 
A Spot in one of the Belts of Jupiter . 
The Ingenious Mr. Hookey A id, feme months fince , intimate 
to a friend of his, that he had, with an excellent twelve foot Te- 
lefeope, obferved. Come days before, he then fpoke of it, (yi- 
del. on the ninth of May 3 1664. about 9 of the Clock at night ) 
a (mall Spot in the biggeft of the 3 obfeurer Belts of Jupiter „ 
and that, obferving it from time to time, he found, that with- 
in 2 hours after, the laid Spot had moved from Eaft to Weft, a- 
bout half the length of the Diameter of Jupiter. 
The Motion of the late Comet pradiSled. 
There was lately lent , to one of the Secretaries of the 
Royal Society a Packet , containing fome Copies of a Printed 
Paper, Entituled, The Ephemerides of the Comet , made by 
the fame Perlbn , that, fent it, called Monfieur Au%out , a 
French Gentleman of no ordinary Merit and Learning, who 
defired , that a couple of them might be recommended to 
the laid Society , and one to their Prefdent 3 and another to 
his Highnefs Prince Rupert , and the reft to fome other Perlons, 
nominated by him in a Letter that accompanied this prelent , 
and known abroad for their lingular abilities and know- 
ledge in Philofophigal Matters, The end of the Communica- 
tion of this Paper was. That, the motion of the Cornet^ that hath 
lately .appeared j having been pnedi&ed by the faid Monfieur Au* 
A 2 % out 
