BBC Sky at Night

Life in Venus's acid clouds

Our experts examine the hottest new research CUTTING EDGE

Scientists have long speculated about whether Venus could harbour life. Its thick, carbon dioxide atmosphere creates a powerful greenhouse effect and the surface is searingly hot (over 450°C). Indeed, the planet is often described as ‘Earth's evil twin’. So while the surface clearly doesn't offer any chance of liquid wateratmosphere could offer a habitable environment. Venus is shrouded in thick cloud layers; between altitudes of 48km and 60km the atmospheric pressure and temperature are similar to those on Earth's surface. There's plenty of sunlight to serve as a power source for life too.

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