TRACKER-1
48.8566°N / 2.3522°E
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EX
Space probes·ESA / Roscosmos

ExoMars Trace Gas Orbiter

ActiveLaunched in 2016·Mars orbit

A European orbiter hunting trace gases in the Martian atmosphere, including methane, to determine whether Mars is still geologically alive.

Main objectives
  • Map the trace gases of the Martian atmosphere.
  • Understand the presence and origin of methane.
  • Relay communications for surface rovers.
Did you know?

It detects minute concentrations — the equivalent of a spoonful of methane in an Olympic-size lake.

Timeline

Mar 14, 2016
Launch

Proton-M lift-off from Baikonur with the Schiaparelli demonstrator.

Oct 19, 2016
Mars orbit insertion

Arrival around Mars (Schiaparelli crashed on landing).

Apr 01, 2018
Science begins

Methane hunting and trace-gas mapping.

Apr 01, 2021
Methane verdict

NOMAD does not confirm the methane reported by Curiosity at Gale Crater.

ExoMars Trace Gas Orbiter
Photo of ExoMars Trace Gas Orbiter
Mission data
StatusActive
PositionMars orbit
Launched in2016
TargetMars
Budget0.3B USD

Instruments

[04]
NOMAD

UV-IR spectrometers tracking methane and other gases.

ACS

Infrared spectroscopy suite for the atmosphere.

CaSSIS

Colour stereo camera of the surface.

FREND

Neutron detector for subsurface hydrogen.

Specifications

Mass3,732 kg
OrbitCircular Mars orbit (400 km)
LaunchMarch 14, 2016

Discoveries

[02]

Official sources

ESA ExoMars↗