# Venera 9 Descent Craft

> The Venera 9 descent craft/lander was attached on top of an orbiter at launch.

**Wikidata**: [Q113130013](https://www.wikidata.org/wiki/Q113130013)  
**Source**: https://4ort.xyz/entity/venera-9-descent-craft

## Summary
The Venera 9 Descent Craft was a Soviet spacecraft that became the first to transmit images from the surface of Venus in 1975. Attached to an orbiter at launch, it successfully landed on Venus and operated for 53 minutes, sending back the first direct visual data from the planet. Part of the Venera 9 mission, it marked a major milestone in planetary exploration.

## Key Facts
- **Launch Date**: June 8, 1975
- **Launch Vehicle**: Proton-K rocket
- **COSPAR ID**: 1975-050D
- **NSSDCA ID**: 1975-050D
- **Parent Mission**: Venera 9 (included an orbiter and lander)
- **Instance Of**: Lander (spacecraft designed to descend to a celestial body's surface)
- **Start Point**: Baikonur Cosmodrome, Soviet Union
- **First Achievements**: First spacecraft to send images from Venus' surface; survived 53 minutes post-landing
- **Aliases**: Venera9DescentCraft, 8411

## FAQs
### Q: What was the primary achievement of the Venera 9 Descent Craft?
A: It was the first spacecraft to transmit photographic images from the surface of Venus, capturing two images during its 53-minute operational period.

### Q: When and where was the Venera 9 Descent Craft launched?
A: It launched on June 8, 1975, from the Baikonur Cosmodrome aboard a Proton-K rocket.

### Q: How long did the Venera 9 Descent Craft operate on Venus?
A: It transmitted data for 53 minutes after landing, far exceeding expectations given Venus' extreme surface conditions.

## Why It Matters
The Venera 9 Descent Craft revolutionized planetary science by providing the first visual evidence of Venus' surface, revealing a barren, cratered landscape dominated by volcanic features. Its success demonstrated the feasibility of landing on hostile planetary environments, paving the way for future missions to extreme worlds. The mission also showcased Soviet engineering prowess during the Space Race, highlighting advancements in heat shielding and communication systems capable of functioning under crushing pressure and high temperatures. The data and images returned by Venera 9 reshaped scientific understanding of Venusian geology and atmospheric dynamics, making it a cornerstone of 20th-century space exploration.

## Notable For
- First transmission of images from the surface of another planet (Venus)
- Survived 53 minutes in Venus' extreme environment (462°C, 80 atmospheres pressure)
- Part of the first dual orbiter-lander mission to Venus (Venera 9)
- Utilized a sophisticated panoramic camera system for surface imaging

## Body
### Launch and Deployment
- **Launch**: June 8, 1975, aboard a Proton-K rocket from Baikonur Cosmodrome
- **Deployment**: Separated from the Venera 9 orbiter after arrival at Venus, descending through the atmosphere using aerobraking and parachutes

### Mission Objectives
- **Primary Goal**: Land on Venus and return images and data from the surface
- **Scientific Payload**: Included a panoramic camera, temperature/pressure sensors, and radio transmitters

### Technical Specifications
- **Communication**: Relied on the Venera 9 orbiter as a relay to transmit data back to Earth
- **Survivability**: Designed to withstand extreme surface conditions for a minimum of 20 minutes (achieved 53 minutes)

### Legacy
- **Historical Context**: Part of the Soviet Union's Venera program, which conducted 10 successful Venus landings between 1966 and 1983
- **Scientific Impact**: Provided critical data on Venusian geology, atmosphere, and surface conditions, influencing subsequent NASA Magellan mission research in the 1990s

## References

1. Jonathan's Space Report