512 BIBLIOGRAPHY OF HERSCHEL's WRITINGS. 



On the satellites of the planet Saturn, and the rotation of its ring on an axis. 



Phil. Trans., 1790, p. 427. 



On nebulous stars properly so called. 



Phil. Ti-ans., 1791, p. 71. Bode's Jahriuch, 1801, p. 128. 



Ou the ring of Saturn and the rotation of the fifth satellite upon its axis. 



Phil. Trans., 1792, p. 1. Bode's Jahrbuch, 1796, p. 88. 



Miscellaneous observations : 



[Account of a comet], p. 23 [1792, I.]. 



[On the periodical appearance of o Ceti'], p. 24. 



[On the disappearance of the .55th Herculis'\, p. 26. 



[Remarkable phenomenon in an eclipse of the moon], p. 27. 



Phil. Trans., 1792, p. 23. 

 Observations on the planet Venus. 



Phil. Trans., 1793, p. 201. 

 Observations of a quintuple belt on the planet Saturn. 



Phil. Trans., 1794, p. 28. Bode's Jahrbuch, 1798, p. 90. 

 Account of some particulars observed during the late eclipse of the sun. [1793, Sep- 

 tember 5th.] 



Phil. Trans., 1794, p. 39. 

 Ou the rotation of the planet Saturn upon its axis. 



» Phil. Trans., 1794, p. 48. Bode's Jahrbuch, 1798, p. 74. 



Ou the nature and construction of the sun and fixed stars. 



Phil. Trans., 1795, p. 46. Bode's Jahrbuch, II. Suppl. Band, p. 65. 

 Description of a forty-foot reflecting telescope. 



Phil. Trans., 1795, p. 347. Bode's Jahrbuch, III. Suppl. Band, p. 238. 

 Additional observations on the comet. [1796, I.] 



Phil. Trans., 1796, p. 131. 

 On the method of observing the changes that happen to the fixed stars ; with some 

 remarks on the stability of the light of our sun. To which is added a catalogue 

 of comparative brightness for ascertaining the permanency of the luster of stars. 

 Phil. Trans., 1796, p. 166. Bode's Jahrbuch, 1809, p. 201. 

 On the periodical star a JSerculis ; with remarks tending to establish the rotary motion 

 of the stars on their axes ; to which is added a second catalogue of the compara- 

 tive brightness of the stars. 



Phil. Trans., 1796, p. 452. Bode's Jahrbuch, 1809, p. 201. 

 A third catalogue of the comparative brightness of the stars, with an introductory 

 account of an index to Mr. Flamsteed's observations of the fixed stars, con- 

 tained in the second volume of the Historia Ccelestis. To which are added sev- 

 eral useful results derived from that index. 



Phil. Trans., 1797, p. 293. Bode's Jahrbuch, 1810, p. 143. 

 Observations of the changeable brightness of the satellites of Jupiter, and of the 

 variation in their apparent magnitudes, with a determination of the time of their 

 rotatory motions ou their axes. To which is added a measure of the diameter of 

 the second satellite, and an estimate of the comparative size of all the four. 



Phil. Trans., 1797, p. 332. Bode's Jahrbuch, 1801, p. 103. 

 On the discovery of four additional satellites of the Georgium Sidus. The retrograde 

 motion of its old satellites announced, and the cause of their disappearance at 

 certain distances from the planet explained. 



Phil. Trans., 1798, p. 47. Bode's Jahrbuch, 1801, p. 231. 



A fourth catalogue of the comparative brightness of the stars. 



Phil. Trans., 1799, p. 121. Bod^s Jahrbuch, 1810, p. 143. 



