The Catalog of Exoplanets is a database of planets outside our solar system.

The Kepler Space Telescope is the primary source of data for the Catalog of Exoplanets.

51 Pegasi b was the first planet to be confirmed outside our solar system.

Gas giants are the most common type of planet in the Catalog of Exoplanets.

WASP-12b is known as the "hottest Jupiter".

Kepler-37b is the smallest planet in the Catalog of Exoplanets.

Gliese 581g is known as the "super-Earth".

PSR B1257+12 b is the most massive planet in the Catalog of Exoplanets.

55 Cancri e is known as the "diamond planet".

OGLE-2005-BLG-390Lb is the most distant planet in the Catalog of Exoplanets.

GJ 1214b is known as the "water world".

Kepler-442b is the youngest planet in the Catalog of Exoplanets.

Kepler-452b is known as the "twin Earth".

Kepler-186f is the most Earth-like planet in the Catalog of Exoplanets.

C/2012 F6 (Lemmon) is known as the "rogue planet".