For late 2007 CNES

CNES

The is the French government space agency . Established under President Charles de Gaulle in 1961, its headquarters are located in central Paris and it is under the supervision of the French Ministries of Defence and Research...

 (the French Space Agency) and ESA (the European Space Agency) had planned to send to Mars

Mars

Mars is the fourth planet from the Sun in the Solar System. The planet is named after the Roman god of war, Mars. It is often described as the "Red Planet", as the iron oxide prevalent on its surface gives it a reddish appearance...

 a remote sensing orbiter and four small Netlanders. The Netlanders were to have landed in four different Mars locations.

The Landers' mission was to take pictures of the landing site and explore Mars' internal surface and atmosphere. Each of the four landers was to carry instruments for the following measurements:

• Seismometer, IPG, France
• Panoramic camera, DLR
  German Aerospace Center
  The German Aerospace Center is the national centre for aerospace, energy and transportation research of the Federal Republic of Germany. It has multiple locations throughout Germany. Its headquarters are located in Cologne. It is engaged in a wide range of research and development projects in...
  
  , Germany
• Atmospheric sensors, FMI
  Finnish Meteorological Institute
  The Finnish Meteorological Institute is the government agency responsible for gathering and reporting weather data and forecasts in Finland. It is a part of the Ministry of Transport and Communications but it operates semi-autonomously....
  
  , Finland
• Atmospheric electricity sensor, CETP, France
• geodesic and ionospheric measurements, GRGS, France
• Soil properties measurements, University of Münster
  University of Münster
  The University of Münster is a public university located in the city of Münster, North Rhine-Westphalia in Germany. The WWU is part of the Deutsche Forschungsgemeinschaft, a society of Germany's leading research universities...
  
  , Germany
• Ground Penetrating Radar, CETP, France
• Magnetometer, CETP, France
• Microphone, University of California, Berkeley
  University of California, Berkeley
  The University of California, Berkeley , is a teaching and research university established in 1868 and located in Berkeley, California, USA...
  
  , USA

The Orbiter's mission was to take pictures from orbit, explore Mars' atmosphere and relay information and images from the Netlanders.

CNES and ESA cancelled this mission because it was too expensive; both agencies have planned to send other orbiters and landers for missions like ExoMars

ExoMars

ExoMars is a European-led robotic mission to Mars currently under development by the European Space Agency with collaboration by NASA...

.

The MetNet

MetNet

MetNet is an atmospheric science mission to Mars, initiated and defined by the Finnish Meteorological Institute. The mission includes sending several tens of MetNet landers on the Martian surface. The objective is to establish a widespread surface observation network on Mars to investigate the...

 multi-lander mission to Mars is based on the legacy of NetLander. MetNet

MetNet

MetNet is an atmospheric science mission to Mars, initiated and defined by the Finnish Meteorological Institute. The mission includes sending several tens of MetNet landers on the Martian surface. The objective is to establish a widespread surface observation network on Mars to investigate the...

is scheduled for launches in 2011–2019.