# Mars 1M No.2

> soviet Mars spacecraft

**Wikidata**: [Q12664609](https://www.wikidata.org/wiki/Q12664609)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Mars_1M_No.2)  
**Source**: https://4ort.xyz/entity/mars-1m-no-2

## Summary
Mars 1M No.2 was a Soviet spacecraft launched in 1960 as part of the Mars 1M series, designed to study Mars during its closest approach to Earth. It failed shortly after launch due to a rocket malfunction, marking an early but unsuccessful attempt in the Soviet Union's Mars exploration program.

## Key Facts
- **Launch Date**: October 14, 1960
- **Spacecraft Mass**: 650 kilograms
- **Launch Vehicle**: Molniya rocket (Soviet)
- **Part Of**: Mars 1M series (two uncrewed spacecraft)
- **Aliases**: Mars 1960B
- **Failure**: Destroyed during launch due to third-stage rocket failure
- **Launch Site**: Gagarin's Start, Baikonur Cosmodrome
- **Mission Objective**: Flyby and study Mars

## FAQs
### Q: What was the purpose of Mars 1M No.2?
A: Mars 1M No.2 was designed to conduct a flyby of Mars, gathering data during the planet's closest approach to Earth. It aimed to study the Martian atmosphere, surface, and radiation environment.

### Q: Why did the Mars 1M No.2 mission fail?
A: The spacecraft failed due to a malfunction in the third stage of its Molniya launch vehicle, which destroyed the probe shortly after liftoff on October 14, 1960.

### Q: Was Mars 1M No.2 the first Soviet Mars mission?
A: No, it was the second spacecraft in the Mars 1M series. Both missions (Mars 1M No.1 and No.2) failed to reach Mars, but they represented the Soviet Union's first attempts to explore the planet.

## Why It Matters
Mars 1M No.2 played a pivotal role in the early history of space exploration as one of the Soviet Union's first dedicated Mars probes. Though it failed to achieve its mission, the spacecraft contributed valuable engineering insights that informed subsequent Soviet interplanetary efforts, such as the successful Mars 2 and Mars 3 missions in 1971. Its launch during the Space Race underscored the technological rivalry of the Cold War, driving advancements in rocketry and spacecraft design. The mission also highlighted the immense challenges of deep-space exploration, including the reliability of launch systems and the precision required for planetary trajectories.

## Notable For
- **First Soviet Mars Flyby Attempt**: One of the earliest spacecraft designed to study Mars, despite its failure.
- **Molniya Rocket Use**: Utilized the Molniya launch vehicle, a modified R-7 rocket critical to Soviet space ambitions.
- **Early Interplanetary Mission**: Part of the 1960 Mars launch window, which saw multiple nations attempting to explore the Red Planet.
- **Failure-Driven Innovation**: Its launch failure led to improvements in Soviet rocket technology and mission planning.

## Body

### Mission Overview
Mars 1M No.2 was an uncrewed spacecraft launched by the Soviet Union on October 14, 1960, aboard a Molniya rocket. It was the second of two probes in the Mars 1M series, intended to study Mars during its closest approach to Earth. The mission aimed to capture data on the Martian atmosphere, surface, and radiation environment but ended in failure shortly after launch.

### Launch and Failure
- **Launch Date**: October 14, 1960
- **Launch Site**: Gagarin's Start pad at Baikonur Cosmodrome
- **Failure Cause**: The third stage of the Molniya rocket malfunctioned, destroying the spacecraft. This failure mirrored the demise of its sister probe, Mars 1M No.1, which also failed during launch on October 10, 1960.

### Design and Specifications
- **Mass**: 650 kilograms
- **Functionality**: Equipped with instruments to study cosmic radiation, micrometeoroids, and the Martian atmosphere. However, the exact payload details were not disclosed in the source material.
- **Power**: Likely relied on solar panels or batteries, though specific power systems were not detailed in available sources.

### Legacy
Despite its failure, Mars 1M No.2 laid groundwork for later Soviet Mars missions, including the Mars 2 and Mars 3 probes in 1971. The mission underscored the complexities of interplanetary launches and the need for robust rocket staging systems. Its alias, Mars 1960B, reflects its status as part of the 1960 Mars exploration campaign, which included U.S. and Soviet efforts to capitalize on a favorable planetary alignment.

## References

1. Jonathan's Space Report