Forget “Earth-Like”—We’ll First Find Aliens on Eyeball Planets

The newly discovered, potentially habitable "Earth-like" planet, Proxima b — which is already being touted across the internet as our future home — is likely to be an "eyeball" planet. This may well be its defining feature. We revisit this 2015 article from Nautilus magazine to discover what exactly does it mean to be an "eyeball planet"?