Primary would be the dominant presence in the sky
After having written on the Jovian system in Space 1889, I began to wonder what a habitable satellite of a Jovian might be like.
The jovian – from now on called Primary, would have to be in its star’s habitable zone ie about 1 AU from a Sun-like star. This is quite possible, it is now known that jovians can be quite close in to their sun, so one at 1AU in a circular orbit is not implausible. (more…)
Alternaties Corporation 