Starship Asterisk*

I grew up in the 60s and watched all of the rocket launches on TV. John Glenn was my childhood hero. I was interested in anything that had to do with space, including sci-fi. I am still fascinated by space and most recently the photos of Pluto. Who could have guessed that it would have such a varied...

If not water, water, then at least there is liquid, liquid (almost) everywhere in the solar system. Apart from Mars and the Earth ( of course!!!) , there is Europa, moon of Jupiter, with its probable underground water ocean. Ganymede, too, shows signs of recent tectonic activity (water?), and I see...