The planets in our solar system are not exactly a cozy, welcoming place to visit for those of us accustomed to a moderate (by our standards) M-Type planet. But how do they rate, from a temperature perspective? NASA has prepared a great visualization tool to compare the differences in our nearest neighbors. As you can see, Mars isn’t looking all that bad, by comparison. Who knows how lush and inviting it could be with an engineered atmosphere.
