♁ Inner Solar System
Earth
The only world we know with life. The exception.
From space, it is unremarkable in scale — a pale blue dot, as Carl Sagan once noted, suspended in a sunbeam. But look closer and it is extraordinary: the only world we know of with liquid water on its surface, a breathable atmosphere, and the conditions for life to arise. Not because the universe is generous. But because, by extraordinary chance, everything aligned. We live on the exception.
"We live on the exception."
Key Data
Distance from Sun
Surface Temperature
Atmospheric Composition
Day Length
Moon
Orbital Speed
Diameter
Surface Gravity
One Remarkable Thing
Earth's Moon is unusually large relative to its host planet. Its gravitational influence stabilises Earth's axial tilt — without it, our climate would swing into chaos and life as we know it may never have evolved.
Scale — Earth is the Baseline
Earth is the reference. Diameter: 12,742 km. Every other planet on this site is drawn to scale against it.