Recent research has revealed that Venus might have looked like Earth for three billion years, with vast oceans that could have been friendly to life leading to recent speculation that it may have been the first life-bearing planet. A conjecture spurred by the announcement in September of 2020 by an international group of researchers reported in the journal Nature Astronomy, that there may be a whiff of life in the famously inhospitable planet’s atmosphere in the form of traces of phosphine, a gas that is associated with life where there is no oxygen.
Plenty of time for evolution to kick in