A model of the solar system/universe in which the Sun is assumed to lie at the centre, with the planets orbiting it.
Heliocentrism
Fact of the Day
A rhinoceros kept as an exotic 'pet' during the Enlightenment was given three bottles of wine a day
Quote of the Day
"History is a set of lies agreed upon.
"
~ Napoleon
On This Day
1787 The 'First Fleet' of 11 ships carrying convicts to Australia left England.
1888 Slavery was abolished in Brazil.