When Amy complains about Leela dumping Nibbler's litter box into the magma, Leela responds by claiming that dark matter is volatile. However, in the Futurama movie "Bender's Game," dark matter had been rendered inert.
The Earth is shown stopping twice: the first time part of Brazil is in shadow, the second time it isn't.
The cat planet should start spinning double as fast as they keep turning in the same direction, not stop again.
Hawaiian Islands were in wrong order when the earth is shown violently moving.