the.com/habitable
not too hot, not too cold, not too dead — the goldilocks clause of the universe.
means capable of supporting life, meaning liquid water can exist without instantly boiling or freezing.
from from latin habitare, to dwell — the word humans use to grade planets on whether they'd make good real estate.
zone widthearth sits near the inner edge of ours
goldilocks zonenamed for a fairy tale, seriously
mars once qualifiedhad liquid water billions of years ago
venus disqualifiedrunaway greenhouse effect boiled it dry