Jupiter’s moon Europa is covered in a thick layer of constantly-shifting ice which appears to be floating atop a deep, warm ocean. Scientists have long suggested that it’s the most likely place that life might have evolved beyond Earth. And now, at last, NASA has confirmed our first mission to Europa has entered the development…
Why doesn’t the United States have a base on the Moon? Because getting to the Moon was a matter of national security. Setting up a permanent base there? Not so much.