Explore 40 real exoplanets, from the closest one, 4.2 light-years away, to giants hotter than some stars.
Every number comes from published observations. What nobody has measured says Unknown, and every picture is an artist's impression.
Browse the catalog of 40 confirmed exoplanets and open any world's page.
Measured values show in green with their source. Possibilities researchers discuss show in gold.
Put up to three worlds on one board: size, mass, temperature, orbit and distance on the same scales.
Save favorites, stamp what you have explored and keep your own notes.
From Proxima Centauri b to TRAPPIST-1, 51 Pegasi b and KELT-9 b, with data from the NASA Exoplanet Archive.
Measured, minimum and estimated values are marked differently. Unknown stays Unknown.
See how a hot Jupiter stacks up against Earth, with a white line marking our home.
Every planet is painted from its kind, temperature, known air and the colour of its star.
Save worlds, stamp them as explored and write your own notes in your Collection.
No account, no ads, no analytics, no network requests. Everything stays on your device.
A few of the worlds waiting in the atlas.