3. The solar system (continued).
3/2. 'On the cause and symptoms of the variable emission of the light and heat of the sun.'
3/3. 'Additional observations tending to investigate the symptoms of the variable emission of the light and heat of the sun.'
3/4. Observations of the transit of Mercury over the disk of the Sun.
3/5.1. Observations on Venus.
3/5.2. 'Calculations belonging to the Paper of Observations on the Planet Venus.'
3/6. Account of three volcanos on the Moon.
3/7.1. 'On the Remarkable Appearances at the Polar Regions of Mars.'
3/7.2. Notes relating to 3/7.1.
3/8.1. Observations of the changeable brightness of the satellites of Jupiter.
3/8.2. Calculations relating to 3/8.1.
3/9. Account of the discovery of a sixth and seventh satellite of Saturn.
3/10. 'On the satellites of the Planet Saturn, and Rotation of its Ring on an axis.'
3/11.1. 'On the Ring of Saturn, and the Rotation of the fifth Satellite upon its Axis, with Miscellaneous Observations.'
3/11.2. Calculations, including some relevant to the 'Miscellaneous Observations' in 3/11.1.
3/12. Calculations on the Saturnian system, with a few on the satellites of Uranus, including material relevant to 3/9-11.
3/13. Calculations relevant to 3/10, 3/11.1 and 3/27, and other calculations regarding the satellites of Saturn, a comet of December 1791, etc.
3/14. Observations of a quintuple belt on Saturn.
3/15.1. 'On the rotation of the planet Saturn upon its axis.'
3/15.2. 'Calculations belonging to the paper on the Rotation of the planet Saturn on its axis.'
3/16. Observations of the singular figure of Saturn.
3/17.1. Observations and remarks on the figure, the climate and the atmosphere of Saturn and its ring.
3/17.2. Notes and calculations relevant to 3/17.1.
3/18. Observations and notes entitled 'Satellites of Saturn and Jupiter'.
3/19. Configurations of Saturn's satellites.
3/20. Tables of configurations of Saturn's satellites.
3/21. Calculation of the satellites of Saturn and of the Georgian Planet, 1790 and 1803.
3/22. Pages entitled 'Configurations of Satellites'.
3/23. Account of a comet.
3/24.1. 'On the Diameter, and Magnitude of the Georgium Sidus.'
3/24.2. 'Discs Used when the measur[e]ments of the G.S. were made.'
3/25. 'An Account of the Discovery of Two Satellites revolving round the Georgian Planet.'
3/26.1. 'On the Georgian Planet and its Satellites.'
3/26.2. Papers relevant to 3/26.1.
3/26.3. Reprint of 3/26.1, from 'Philosophical Transactions of the Royal Society', with manuscript corrections by William Herschel.
3/27. 'On the discovery of four additional satellites of the Georgium Sidus.'
3/28.1. Observations of the satellites of the Georgian Planet.
3/28.2. Tables made in connection with 3/28.1.
3/29. Calculations concerning Uranus.
3/29.1. 'Last Period of the 1st Satellite.'
3/29.2. '2d Satellite, Last Period.'
3/29.3. 'Identifications of the Satellites.'
3/29.4. 'Tables of Periods and of Reductions.'
3/29.5. 'Calculations of the Georgium Sidus in 1784 by Aubert & others.'
3/30. 'Observation of the Georgium Sidus by Mr Hornsby at Oxford 1783 Dec 10.'
3/31. Astronomical observations on the rotation of planets round their axes.
3/32.1. Account of particulars observed during the late eclipse of the Sun.
3/32.2. Calculations relevant to 3/32.1.
3/33.1. Observations on the two lately discovered celestial bodies.
3/33.2. Calculation belonging to the paper of observations on the two new stars.
3/34. Observations of the nature of the new celestial body discovered by Dr Olbers.