CMB Atlas

The sky that decodes

the last-scattering shell surrounds us — a spherical cross-section of the early universe · its speckle decodes into acoustic physics · drag to orbit · scroll to zoom · press F to freeze

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CMB Atlas · locked
peak 1 · computed / observed220 / 220
peak 2 · computed / observed536 / 537.5
peak 3 · computed / observed813 / 810.8
100·θ* · computed / observed1.0412 / 1.0411
sound horizon r*144.44 Mpc
cosmic variance · measured / predicted1
T2.7255 K
statethe shell, turning
source: cmb-snapshot.json · CAMB 2.0.0 · observed values typed Planck data