Messier 7 and Open cluster

Shortcuts: Differences, Similarities, Jaccard Similarity Coefficient, References.

Difference between Messier 7 and Open cluster

Messier 7 vs. Open cluster

Messier 7 or M7, also designated NGC 6475 and sometimes known as the Ptolemy Cluster, is an open cluster of stars in the constellation of Scorpius. An open cluster is a group of up to a few thousand stars that were formed from the same giant molecular cloud and have roughly the same age.

Similarities between Messier 7 and Open cluster

Messier 7 and Open cluster have 11 things in common (in Unionpedia): Charles Messier, Comet, Giovanni Battista Hodierna, Globular cluster, Light-year, List of open clusters, Nebula, New General Catalogue, Ptolemy, Star, Telescope.

Charles Messier

Charles Messier (26 June 1730 – 12 April 1817) was a French astronomer most notable for publishing an astronomical catalogue consisting of nebulae and star clusters that came to be known as the 110 "Messier objects".

Charles Messier and Messier 7 · Charles Messier and Open cluster · See more »

Comet

A comet is an icy small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process called outgassing.

Comet and Messier 7 · Comet and Open cluster · See more »

Giovanni Battista Hodierna

Giovanni Battista Hodierna, also spelled as Odierna (April 13, 1597 – April 6, 1660) was an Italian astronomer at the court of Giulio Tomasi, Duke of Palma (Palma di Montechiaro).

Giovanni Battista Hodierna and Messier 7 · Giovanni Battista Hodierna and Open cluster · See more »

Globular cluster

A globular cluster is a spherical collection of stars that orbits a galactic core as a satellite.

Globular cluster and Messier 7 · Globular cluster and Open cluster · See more »

Light-year

The light-year is a unit of length used to express astronomical distances and measures about 9.5 trillion kilometres or 5.9 trillion miles.

Light-year and Messier 7 · Light-year and Open cluster · See more »

List of open clusters

This is a list of open clusters located in the Milky Way.

List of open clusters and Messier 7 · List of open clusters and Open cluster · See more »

Nebula

A nebula (Latin for "cloud" or "fog"; pl. nebulae, nebulæ, or nebulas) is an interstellar cloud of dust, hydrogen, helium and other ionized gases.

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New General Catalogue

The New General Catalogue of Nebulae and Clusters of Stars (abbreviated as NGC) is a catalogue of deep-sky objects compiled by John Louis Emil Dreyer in 1888.

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Ptolemy

Claudius Ptolemy (Κλαύδιος Πτολεμαῖος, Klaúdios Ptolemaîos; Claudius Ptolemaeus) was a Greco-Roman mathematician, astronomer, geographer, astrologer, and poet of a single epigram in the Greek Anthology.

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Star

A star is type of astronomical object consisting of a luminous spheroid of plasma held together by its own gravity.

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Telescope

A telescope is an optical instrument that aids in the observation of remote objects by collecting electromagnetic radiation (such as visible light).

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The list above answers the following questions

What Messier 7 and Open cluster have in common
What are the similarities between Messier 7 and Open cluster

Messier 7 and Open cluster Comparison

Messier 7 has 23 relations, while Open cluster has 128. As they have in common 11, the Jaccard index is 7.28% = 11 / (23 + 128).

References

This article shows the relationship between Messier 7 and Open cluster. To access each article from which the information was extracted, please visit:

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