This way of considering the sun removes the great dissimilarity between its condition and that of the other great bodies of the system. The sun then appears to be nothing else than a very eminent, large, and lucid planet '.most probably also inhabited by beings whose organs are adapted to the peculiar circumstances of that vast globe.
On the Nature and Contraction of the Sun and Fixed Stars, Philosophical Transactions of the Royal Society of London, Volume 85, 1795 (p. 63)