The European Space Agency has found evidence of liquid water in a lake underneath the surface near the southern pole of Mars. But what does that mean for future spaceflight? Why does it matter and why should we care about it? Alex does his best to answer these questions and discuss this historic discovery.  You can get your free audiobook and free trial of Audible by going to audibletrial.com/todayinspace

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Source Links: https://www.cnn.com/2018/07/25/world/mars-subsurface-water-lake-evidence/index.html?no-st=1532823786

http://www.sciencemag.org/news/2018/07/liquid-water-spied-deep-below-polar-ice-cap-mars

https://www.esa.int/Our_Activities/Space_Science/Mars_Express/Mars_Express_detects_liquid_water_hidden_under_planet_s_south_pole

http://sci.esa.int/mars-express/51824-4-probing-the-polar-regions/