NASA has officially ended the mission of its MAVEN (Mars Atmosphere and Volatile Evolution) orbiter after losing contact with the spacecraft six months ago, according to multiple reports. The $582 million probe studied how solar wind impacts Mars' atmosphere for over eleven years.
Key Takeaways
NASA has declared an end to the MAVEN Mars orbiter mission after losing contact six months ago. The spacecraft studied atmospheric erosion on Mars for over eleven years.
- NASA lost contact with MAVEN during a routine pass behind Mars in December 2025
- The $582 million orbiter's mission lasted more than a decade, far exceeding its one-year design life
- MAVEN discovered new types of auroras and provided insights into atmospheric escape processes on Mars
- The spacecraft also served as a communications relay for the Curiosity and Perseverance rovers
Source Claims Check
2 Differences Found| Claim | Status | Reason | |
|---|---|---|---|
| Maven's Rotation Rate After Loss Of Signal | 1 Difference | CBS News and Reuters report specific rotation rate; UPI says 'unusually high rate' | ▼ |
| Maven's Discoveries | 1 Difference | CBS News focuses on sputtering discovery; Reuters highlights comet observation and aurora discoveries during space weather events | ▼ |
| Last Contact With Maven | Broad Agreement | December 6, 2025 during occultation behind Mars | |
| Maven's Mission Duration | Broad Agreement | Over 11 years, far exceeding planned one-year lifespan | |
| Maven's Role As A Communications Relay | Broad Agreement | Served as backup relay for Curiosity and Perseverance rovers, with other orbiters taking over this … |
The last successful communication occurred on December 6, 2025, when MAVEN passed behind Mars during a routine occultation. When it emerged from the planet's shadow, NASA's Deep Space Network failed to detect any signal. Despite repeated attempts to reset the spacecraft's computer and reestablish contact, all efforts proved unsuccessful.
Launched in November 2013, MAVEN exceeded its planned one-year mission by a decade. The orbiter provided valuable insights into how charged particles from the solar wind have eroded Mars' atmosphere over billions of years. One of its key discoveries was observing an atmospheric escape process called 'sputtering,' where charged particles crash into the upper atmosphere and cause neutral gases to escape.
In addition to its scientific research, MAVEN served as a crucial communications relay for NASA's Curiosity and Perseverance rovers. While other Mars orbiters will continue this role, the loss of MAVEN may result in occasional delays for data transmission from the surface missions. The spacecraft is expected to remain in orbit around Mars for at least 50 to 100 years before eventually falling to the planet's surface.
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