There's nowt us Irish love more than talking about the weather, so we can only imagine the epic chats we would have about it if we had to deal with this lot. This documentary follows scientists conducting research into weather on other planets, using unmanned spacecraft to study the solar system and the latest telescopes to examine distant worlds. Their findings have revealed strange phenomena including rains of precious stones, supersonic winds, storms that encompass entire worlds, and temperatures so hot that the clouds are formed of lava.