# Grigory Neujmin

> Russian astronomer (1885–1946)

**Wikidata**: [Q445187](https://www.wikidata.org/wiki/Q445187)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Grigory_Neujmin)  
**Source**: https://4ort.xyz/entity/grigory-neujmin

## Summary
Grigory Neujmin was a Russian astronomer (1885–1946) renowned for his discoveries of celestial bodies, including comets and asteroids. His work at the Simeiz and Pulkovo Observatories significantly advanced the study of astronomy in the early 20th century, leaving a lasting legacy in the field.

## Biography
- **Born**: 1885 (Russian Empire)
- **Died**: 1946
- **Nationality**: Russian
- **Known for**: Discoveries of comets and asteroids, including **58P/Jackson–Neujmin** and **1129 Neujmina**
- **Employer(s)**: Simeiz Observatory, Pulkovo Observatory
- **Field(s)**: Astronomy

## Contributions
Grigory Neujmin made several key contributions to astronomy:
- **Discovery of Comets**: Co-discovered **58P/Jackson–Neujmin** (a periodic comet) and **57P/du Toit–Neujmin–Delporte** (a solar system comet).
- **Asteroid Discovery**: Identified **1129 Neujmina**, an asteroid named in his honor.
- **Lunar Crater**: The **Neujmin** lunar crater is named after him, recognizing his impact on astronomy.
- **Observational Work**: Conducted research at **Simeiz Observatory** (Crimea) and **Pulkovo Observatory** (Russia), contributing to celestial mapping and observations.

## FAQs
**What did Grigory Neujmin discover?**
Neujmin discovered multiple celestial objects, including the comet **58P/Jackson–Neujmin** and the asteroid **1129 Neujmina**. He also co-discovered **57P/du Toit–Neujmin–Delporte**, a comet in the solar system.

**Where did Grigory Neujmin work?**
He was affiliated with **Simeiz Observatory** in Crimea and **Pulkovo Observatory** in Russia, both prominent astronomical research centers during his career.

**What awards did Grigory Neujmin receive?**
He was honored with the **Order of the Red Banner of Labour**, a prestigious Soviet award recognizing his contributions to science.

**Why is there a lunar crater named after Neujmin?**
The **Neujmin** lunar crater was named in his honor due to his significant contributions to astronomy, particularly in the discovery of comets and asteroids.

## Why They Matter
Grigory Neujmin’s work expanded humanity’s understanding of the solar system through his discoveries of comets and asteroids. His observations at leading observatories helped establish foundational data for future astronomical research. The naming of celestial features (like the **Neujmin** crater) and objects (such as **1129 Neujmina**) after him underscores his enduring influence in the field.

## Notable For
- Co-discoverer of **58P/Jackson–Neujmin** (comet)
- Discoverer of **1129 Neujmina** (asteroid)
- Co-discoverer of **57P/du Toit–Neujmin–Delporte** (comet)
- Namesake of the **Neujmin** lunar crater
- Recipient of the **Order of the Red Banner of Labour**
- Affiliated with **Simeiz Observatory** and **Pulkovo Observatory**

## Body
### Early Life and Career
Grigory Neujmin was born in **1885** in the **Russian Empire** and pursued a career in astronomy during a transformative period in scientific research. He became associated with two major observatories: **Simeiz Observatory** in Crimea and **Pulkovo Observatory** in Russia, both of which were pivotal in advancing astronomical studies in the early 20th century.

### Discoveries in Astronomy
Neujmin’s most notable contributions include the discovery of **1129 Neujmina**, an asteroid named in his honor. He also co-discovered two comets:
- **58P/Jackson–Neujmin**: A periodic comet observed in the solar system.
- **57P/du Toit–Neujmin–Delporte**: Another comet, highlighting his collaborative work with other astronomers.

His observations and cataloging of celestial bodies provided critical data for future astronomical research.

### Recognition and Legacy
In recognition of his scientific achievements, Neujmin was awarded the **Order of the Red Banner of Labour**, a Soviet honor bestowed for outstanding contributions to labor and science. His legacy is further cemented by the **Neujmin** lunar crater, named posthumously to commemorate his impact on astronomy.

### Affiliations and Observatories
Neujmin’s career was closely tied to two major observatories:
- **Simeiz Observatory (Crimea)**: A key site for his observational work.
- **Pulkovo Observatory (Russia)**: One of the most prestigious astronomical institutions of his time.

These affiliations allowed him to conduct groundbreaking research that influenced later generations of astronomers.

### Influence on Modern Astronomy
Neujmin’s discoveries contributed to the broader understanding of comets and asteroids, shaping early 20th-century astronomy. His work laid the groundwork for future explorations of the solar system, and his name remains associated with celestial objects that continue to be studied today.

## References

1. Great Soviet Encyclopedia (1969–1978)
2. Q137732450
3. Virtual International Authority File
4. [Source](https://pantheon.world/profile/person/Grigory_Neujmin)
5. Freebase Data Dumps. 2013