This frozen moon contains most of the chemical ingredients necessary for life, and likely has hydrothermal vents that spew hot, mineral-rich water into its underground ocean.
Did you know that Galileo Galilei discovered this moon for the first time on January 8, 1610? In fact, he discovered the moon the day before, but wasn't able to tell Io from Europa (another Jupiter moon) until the following night.
We interview Sergio Martín, an astronomer from the ALMA project in Chile, who stresses that the discovery has been detected "at the limit of the capacity of our most powerful telescope." However, it is still one of the most important findings in the field of astrobiology.
Danni Büchner is invited to Sam Dylan's Halloween party. But the "Goodbye Germany" emigrant has no desire for many other party guests. And find clear words.