The Scale of the Universe

All scale objects

A catalog of objects from The Scale of the Universe: from elementary particles, atoms, and cells to planets, stars, galaxies, and the observable universe. Open an object card to see its size and description.

Subatomic scales

< 10-24 m

Particles

10-24 - 10-18 m

Atoms and molecules

10-18 - 10-12 m

Microworld

10-12 - 10-6 m

Millimeters and centimeters

10-6 - 10-3 m

Human scales

10-3 - 103 m

Buildings and landscapes

103 - 106 m

Planets

106 - 109 m

Stars

109 - 1012 m

Solar system

1012 - 1016 m

Interstellar scales

1016 - 1022 m

Galaxies and the Universe

1022+ m