CHEOPS

Welcome to the CHEOPS website!

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 Cartoon

News

CHEOPS had to avoid space debris

November 5th, 2020

Space debris increasingly threatens rockets, the international space station and satellites. At t...

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First study with CHEOPS data describes one of the most extreme planets in the universe

September 28th, 2020

CHEOPS keeps its promise: Observations with the space telescope reveal details of the exoplanet W...

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Aerosuisse Award for the CHEOPS team

September 23rd, 2020

The Aerosuisse 2020 Award was presented to the CHEOPS satellite team at the Aerosuisse Annual Gen...

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see all News

Picture of the Month

How a special telescope learns about new planets (Video)

November 5th, 2020

Image: CHEOPS instrument scientist Andrea Fortier. Photo Swissinfo CHEOPS instrument scientist A...

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see all pictures of the month

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