The Extrasolar
Planets Encyclopaedia

Established in February 1995
Developed and maintained by the exoplanet TEAM
update : Jan. 26, 2021 (4404 planets)
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All Catalogs Filter, sort, export — arbitrary data manipulations with the Extrasolar Planets Encyclopaedia
Diagrams Analyze the Extrasolar Planets Encyclopaedia data online. Simple plotting tool right in the browser


Dec. 2, 2019 A new tool is now accessible on the database. This tool can be used to easily simulate the climate on terrestrial planets. It is accessible here.

Oct. 8, 2019 Nobel Prize for exoplanets (Mayor & Queloz - and for Cosmology [Peebles])

June 19, 2019 ESA to launch a mission toward a future interstellar comet

April 1, 2019 All of our database is accessible in python via our API. We have added a tutorial to use the API to query our database and collect/handle the data you want in an easy way.

March 12, 2019 Today is a celebration day as we are now over 4000 planets validated in our database and this number will grow very quickly thanks to intensive on-going work!


update : Oct. 7, 2019


update : Jan. 27, 2021


update : Jan. 22, 2021

Planets in binaries

update : Jan. 6, 2021


update : Jan. 18, 2021

Theory Work

update : Nov. 22, 2017

Other sites

update : Oct. 29, 2020