CHEOPS

Welcome to the CHEOPS website!

News

CHEOPS mission extended

March 9th, 2023

After more than three years in orbit, the mission of the CHEOPS space telescope has just been ext...

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ESA’s Cheops finds an unexpected ring around dwarf planet Quaoar

February 8th, 2023

During a break from looking at planets around other stars, ESA’s CHaracterising ExOPlanet Satelli...

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A thousand days of CHEOPS

December 21st, 2022

After a thousand days in orbit, the CHEOPS space telescope shows almost no signs of wear. Under t...

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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...

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