Terminator Zones on Harsh Planets May Sustain Life in an Endless Twilight : ScienceAlert
Earth, currently, is our only blueprint for planetary habitability. There may be life elsewhere out there in the big, wide galaxy, but ours is the only world on which we know, for a certainty, that it has emerged.The problem is that we've found nothing out there that's exactly like our own planet: of the same size and composition, occupying a similar spot in its planetary system, at just the right "Goldilocks" distance from its star for temperatures amenable to life as we know it.Most of the 5,300 worlds we've found to…