# DECIGO

> proposed Japanese gravitational wave observatory

**Wikidata**: [Q5249140](https://www.wikidata.org/wiki/Q5249140)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Deci-hertz_Interferometer_Gravitational_wave_Observatory)  
**Source**: https://4ort.xyz/entity/decigo

## Summary
DECIGO (Deci-hertz Interferometer Gravitational wave Observatory) is a proposed Japanese gravitational wave observatory designed to detect low-frequency gravitational waves in the deci-hertz range. It is classified as a zero-drag satellite, meaning its payload follows a geodesic path through space, minimizing disturbances.

## Key Facts
- **Aliases**: Deci-hertz Interferometer Gravitational wave Observatory, 分赫引力波干涉天文台
- **Instance of**: Zero-drag satellite, gravitational-wave detector
- **Country of origin**: Japan
- **Wikipedia title**: Deci-hertz Interferometer Gravitational wave Observatory
- **Wikipedia languages**: Available in English, Spanish, French, Italian, Japanese, Korean, Ukrainian, and Chinese
- **Wikidata description**: Proposed Japanese gravitational wave observatory
- **Freebase ID**: /m/0g9xmlv
- **Sitelink count**: 8

## FAQs
### Q: What is DECIGO, and what does it detect?
A: DECIGO is a proposed Japanese gravitational wave observatory designed to detect low-frequency gravitational waves in the deci-hertz range. It is classified as a zero-drag satellite, ensuring its payload follows a geodesic path through space.

### Q: Where is DECIGO located?
A: DECIGO is a proposed observatory with its country of origin listed as Japan. No specific location has been confirmed.

### Q: What makes DECIGO unique compared to other gravitational wave detectors?
A: DECIGO is distinguished by its focus on the deci-hertz frequency range and its classification as a zero-drag satellite, which minimizes disturbances to its measurements.

### Q: Is DECIGO operational?
A: DECIGO is currently proposed and not yet operational. Its status as a zero-drag satellite suggests it is in the planning or development phase.

### Q: What languages are DECIGO's Wikipedia pages available in?
A: DECIGO's Wikipedia pages are available in English, Spanish, French, Italian, Japanese, Korean, Ukrainian, and Chinese.

## Why It Matters
DECIGO plays a crucial role in advancing gravitational wave astronomy by targeting a frequency range not covered by existing detectors like LIGO or Virgo. Gravitational waves in the deci-hertz range are expected to originate from supermassive black hole mergers, extreme mass ratio inspirals, and other cosmic phenomena. By detecting these waves, DECIGO could provide insights into the evolution of galaxies and the universe's largest structures. Its zero-drag satellite design ensures high-precision measurements, minimizing external disturbances. As a proposed Japanese observatory, DECIGO represents a significant step in international collaboration and technological innovation in gravitational wave research.

## Notable For
- **Frequency range**: Focuses on the deci-hertz range, complementing existing detectors.
- **Zero-drag satellite**: Ensures the payload follows a geodesic path, minimizing measurement disturbances.
- **Proposed Japanese observatory**: Represents a new initiative in gravitational wave detection.
- **Multilingual Wikipedia presence**: Available in eight languages, indicating broad interest and global relevance.
- **Potential for new discoveries**: Could reveal insights into supermassive black hole mergers and cosmic evolution.

## Body
### Overview
DECIGO is a proposed gravitational wave observatory designed to detect low-frequency gravitational waves in the deci-hertz range. It is classified as a zero-drag satellite, meaning its payload follows a geodesic path through space, ensuring minimal disturbances to its measurements.

### Classification and Design
- **Zero-drag satellite**: The satellite's design ensures the payload follows a geodesic path, which is crucial for accurate gravitational wave detection.
- **Gravitational-wave detector**: DECIGO is specifically designed to detect gravitational waves, which are ripples in spacetime caused by massive cosmic events.

### Location and Origin
- **Country of origin**: Japan
- **Proposed observatory**: DECIGO is currently in the planning or development phase, with no confirmed operational status.

### Wikipedia Presence
- **Wikipedia title**: Deci-hertz Interferometer Gravitational wave Observatory
- **Languages**: Available in English, Spanish, French, Italian, Japanese, Korean, Ukrainian, and Chinese.
- **Sitelink count**: 8, indicating moderate but growing interest in the project.

### Significance
- **Frequency range**: DECIGO targets a frequency range not covered by existing detectors, providing new insights into cosmic phenomena.
- **Collaboration**: As a Japanese initiative, DECIGO represents a step in international collaboration in gravitational wave research.
- **Technological innovation**: The zero-drag satellite design ensures high-precision measurements, advancing the field of gravitational wave astronomy.