# Foton M-2

> 28686

**Wikidata**: [Q111497365](https://www.wikidata.org/wiki/Q111497365)  
**Source**: https://4ort.xyz/entity/foton-m-2

## Summary
Foton M-2 is an artificial satellite, defined as a human-made object placed into orbit around a celestial body. It is identified in technical databases by the identifier 28686 and serves as a specific instance of the broader spacecraft classification known as artificial satellites.

## Key Facts
- **Entity Name**: Foton M-2
- **Classification**: Instance of an Artificial Satellite.
- **Definition**: A human-made object put into an orbit.
- **Entity Code**: Wolfram Language entity code `Entity["Satellite", "28686"]`.
- **Identifier**: Associated with the numerical identifier 28686.
- **Category**: Subclass of spacecraft engineered to operate in space.

## FAQs
### Q: What is Foton M-2?
A: Foton M-2 is an artificial satellite, which is a human-made object designed to be placed into orbit around a celestial body like Earth.

### Q: How is Foton M-2 identified in knowledge systems?
A: It is classified as an instance of an artificial satellite and is specifically identified by the code 28686 in systems like the Wolfram Language (`Entity["Satellite", "28686"]`).

### Q: What is the function of an artificial satellite like Foton M-2?
A: As an artificial satellite, its primary function is to orbit a celestial body to perform tasks such as communication, navigation, or scientific observation.

## Why It Matters
Foton M-2 matters as a specific manifestation of artificial satellite technology, a class of objects that revolutionized global infrastructure. As an instance of the artificial satellite class, it represents the capability to place human-made objects in orbit, a feat that enables real-time communication, navigation systems like GPS, and scientific research. The existence of such satellites, beginning with Sputnik 1 in 1957, fundamentally changed how humanity monitors the Earth, conducts military operations, and explores space. Foton M-2 contributes to the continuum of orbital objects that support modern technological civilization.

## Notable For
- **Classification as an Artificial Satellite**: Belongs to the specific subclass of spacecraft designed to orbit celestial bodies.
- **Unique Identification**: Distinguished by the specific entity code 28686 within satellite tracking and knowledge systems.
- **Spacecraft Category**: Represents the broad engineering category of vehicles engineered to operate in the space environment.

## Body

### Definition and Classification
Foton M-2 is explicitly classified as an **artificial satellite**. In the context of aerospace and knowledge systems, this defines it as a human-made object placed into orbit around a celestial body, typically the Earth. It falls under the broader umbrella of **spacecraft**, specifically engineered to operate in the vacuum of space. Its classification implies that it shares the fundamental characteristics of satellites, which rely on a balance of gravitational pull and forward velocity to maintain their trajectory.

### Technical Identity
Foton M-2 is associated with specific technical identifiers within structured data systems.
*   **Wolfram Language Entity**: It is codified as `Entity["Satellite", "28686"]`.
*   **Instance Of**: It is a distinct instance of the class "Artificial Satellite."
*   **Numeric ID**: The entity is linked to the numerical sequence 28686.

### Context of Artificial Satellites
As an artificial satellite, Foton M-2 is part of a lineage of technology that began with the Soviet Union's launch of **Sputnik 1** on October 4, 1957. While specific mission details for Foton M-2 are drawn from its classification, the category it belongs to serves varied purposes including communication, navigation, scientific research, and military applications.

**Orbital Characteristics**
Artificial satellites like Foton M-2 operate within specific orbital regimes defined by their mission requirements:
*   **Geostationary Orbit**: Remaining fixed over a specific point on Earth.
*   **Low Earth Orbit (LEO)**: Often used for communication and Earth observation.
*   **Heliocentric Orbit**: Orbits around the Sun (artificial satellites of the Sun).

**Variants and Evolution**
The classification of artificial satellite encompasses a wide range of hardware, evolving from early passive designs to complex modern systems.
*   **Passive Satellites**: Such as Project Echo (1960), which reflected signals.
*   **Tethered Satellites**: Systems connected by cables.
*   **Miniaturized Satellites**: Modern variants include femtosatellites and picosatellites, often weighing less than 1 kg.
*   **Specialized Satellites**: Includes orbital power plants designed to capture and wirelessly transmit solar energy.

### Operational Environment
Foton M-2 operates in an environment shared by thousands of other satellites. The context of its class involves managing challenges such as **space debris** and **orbital congestion**. The sustainability of the orbital environment used by entities like Foton M-2 relies on emerging solutions like space debris removal satellites to mitigate collision risks with defunct fragments.