TRACKER-1
48.8566°N / 2.3522°E
← Back to missions
Official MAVEN patch
Space probes·NASA

MAVEN

EndedLaunched in 2013·Mars orbit

Mars Atmosphere and Volatile EvolutioN: studies how Mars lost its atmosphere and water.

Main objectives
  • Understand how Mars lost its atmosphere and water.
  • Measure the interaction of the solar wind with the Martian atmosphere.
  • Model the climatic evolution of the Red Planet.
Did you know?

Showed that Mars loses ~100 g/s of atmosphere, stripped away by the solar wind.

Timeline

Nov 18, 2013
Launch

Atlas V.

Sep 21, 2014
Mars orbit insertion
Jun 03, 2026
Mission end

NASA declares the orbiter unrecoverable: high-rate rotation after the December 6, 2025 signal loss, batteries drained.

MAVEN
Photo of MAVEN
Mission data
StatusEnded
PositionMars orbit
Launched in2013
TargetMars — atmosphere
Budget0.671B USD
End2026

Instruments

[05]
NGIMS

Neutral Gas and Ion Mass Spectrometer measuring upper atmosphere composition

IUVS

Imaging Ultraviolet Spectrometer measuring upper atmosphere and aurora properties

STATIC

Suprathermal and Thermal Ion Composition analyzer measuring Martian ionospheric escape

LPW

Langmuir Probe and Waves measuring electron density, temperature and electric field

MAG

Magnetometer measuring interplanetary, ionospheric and crustal magnetic field

Discoveries

[03]

Mission milestones

[02]

Official sources

NASA MAVEN