After 30 years, NASA is finally headed back to Venus. The Veritas and Davinci+ missions seek to obtain information about Venus that could explain why a planet so similar to Earth can be so brutally different from it. Recent climate modelling theorizes that in the past the planet could have had liquid water oceans and a mild climate much like our own, so what changed?

Founder of the Planetary Research Group Dr Paul K Byrne explains just what NASA hopes to find on its upcoming mission, and what we could discover about Earth’s future.

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