ESA - Rosetta - MODULUS PTOLEMY

About Rosetta

Rosetta at a glance Europe's comet chaser Why 'Rosetta'?

About the spacecraft

The Rosetta orbiter Orbiter: Instruments The Rosetta lander Lander: Instruments

About the journey

The long trek Debris of the Solar System: Asteroids Asteroid (2867) Steins: a portrait Life and survival in deep space Long-distance communication The Rosetta ground segment

About the arrival

Comets - an introduction Comet 67P/Churyumov- Gerasimenko Comet rendezvous Giotto - ESA's first comet mission

Meet the team

Project Manager Project Scientist

Multimedia

VideoTalk 3D Flash 'model'Rosetta images Rosetta videos Rosetta Animations Rosetta wallpaper Life of a comet

Services

Frequently asked questions Comments

MODULUS PTOLEMY

MODULUS PTOLEMY is an evolved gas analyser, which obtains accurate measurements of isotopic ratios of light elements.

Last update: 24 September 2004

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Rosetta at a glance The Rosetta orbiter The Rosetta lander

Instruments on the orbiter

ALICECONSERTCOSIMAGIADAMIDASMIROOSIRISROSINARPCRSIVIRTIS

Instruments on the lander

APXSÇIVACONSERTCOSACMUPUSROLISROMAPSD2SESAME