[NEWS] Four links on life in the solar system, past and present

[rfmcdonald]

• When the sun becomes a red giant, Europa and Enceladus will become superheated greenhouses without Earth-like phases.


• A new model of early Venus suggests it could have had oceans and Earthly temperatures less than a billion years ago.


• Past activity around the volcanoes of Mars means that these areas could have been refuges for life.


• On the discovery of acrylonitrile on Titan, a membrane-forming chemical that could permit life in the super-cold.