Welcome to the CHEOPS website!
News
Clingy planets can trigger own doom, suspect Cheops and TESS
July 2nd, 2025
Astronomers using the European Space Agency’s Cheops mission have caught a clingy exoplanet that ...
«What should I definitely not do?»
April 3rd, 2025
Seit über fünf Jahren liefert das Berner Teleskop CHEOPS hochpräzise Daten aus dem Weltraum. Anfa...
International space event at the Spanish Residence
February 11th, 2025
Members of the CHEOPS team and Nicolas Thomas were invited to an international lunch at the Spani...
CHEOPS' location
Live position of the CHEOPS satellite
The Mission
This is the official consortium homepage of the CHEOPS mission. CHEOPS is the first S-class mission from ESA and was selected in October 2012. CHEOPS was successfully launched on December 18th 2019.
CHEOPS stands for CHaracterising ExOPlanet Satellite. It is a small photometric observatory which operates in a low Earth orbit to measure transits of exoplanets. See the «Executive Summary» for a short overview.
Most of the content of the menu items «News» and «Media & Outreach» is also available in German and French.
CHEOPS-Children’s Drawings Campaign
Below are 3 of the 2748 drawings that orbit the earth with the CHEOPS satellite.
CHEOPS mission extended (En - De/Fr subtitles)
Picture of the Month
CHEOPS reveals a rugby ball-shaped exoplanet
January 12th, 2022
ESA’s exoplanet mission Cheops has revealed that an exoplanet orbiting its host star within a day...