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Astronomical object and Nebula

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

Difference between Astronomical object and Nebula

Astronomical object vs. Nebula

An astronomical object or celestial object is a naturally occurring physical entity, association, or structure that exists in the observable universe. A nebula (Latin for "cloud" or "fog"; pl. nebulae, nebulæ, or nebulas) is an interstellar cloud of dust, hydrogen, helium and other ionized gases.

Similarities between Astronomical object and Nebula

Astronomical object and Nebula have 31 things in common (in Unionpedia): Astronomy, Cambridge University Press, Comet, Constellation, Cosmic dust, Dark nebula, Earth, Emission nebula, Galaxy, H I region, H II region, Interstellar cloud, Interstellar medium, Molecular cloud, Nebula, Neutron star, Open cluster, Planet, Planetary nebula, Planetary system, Red giant, Reflection nebula, Spiral galaxy, Star, Star cluster, Stellar evolution, Sun, Supernova, Supernova remnant, T Tauri star, ..., White dwarf. Expand index (1 more) »

Astronomy

Astronomy (from ἀστρονομία) is a natural science that studies celestial objects and phenomena.

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Cambridge University Press

Cambridge University Press (CUP) is the publishing business of the University of Cambridge.

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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.

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Constellation

A constellation is a group of stars that are considered to form imaginary outlines or meaningful patterns on the celestial sphere, typically representing animals, mythological people or gods, mythological creatures, or manufactured devices.

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Cosmic dust

Cosmic dust, also called extraterrestrial dust or space dust, is dust which exists in outer space, as well as all over planet Earth.

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Dark nebula

A dark nebula or absorption nebula is a type of interstellar cloud that is so dense that it obscures the light from objects behind it, such as background stars and emission or reflection nebulae.

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Earth

Earth is the third planet from the Sun and the only astronomical object known to harbor life.

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Emission nebula

An emission nebula is a nebula formed of ionized gases that emit light of various wavelengths.

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Galaxy

A galaxy is a gravitationally bound system of stars, stellar remnants, interstellar gas, dust, and dark matter.

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H I region

An HI region or H I region (read H one) is a cloud in the interstellar medium composed of neutral atomic hydrogen (HI), in addition to the local abundance of helium and other elements.

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H II region

An H II region or HII region is a region of interstellar atomic hydrogen that is ionized.

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Interstellar cloud

An interstellar cloud is generally an accumulation of gas, plasma, and dust in our and other galaxies.

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Interstellar medium

In astronomy, the interstellar medium (ISM) is the matter and radiation that exists in the space between the star systems in a galaxy.

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Molecular cloud

A molecular cloud, sometimes called a stellar nursery (if star formation is occurring within), is a type of interstellar cloud, the density and size of which permit the formation of molecules, most commonly molecular hydrogen (H2).

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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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Neutron star

A neutron star is the collapsed core of a large star which before collapse had a total of between 10 and 29 solar masses.

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Open cluster

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.

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Planet

A planet is an astronomical body orbiting a star or stellar remnant that is massive enough to be rounded by its own gravity, is not massive enough to cause thermonuclear fusion, and has cleared its neighbouring region of planetesimals.

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Planetary nebula

A planetary nebula, abbreviated as PN or plural PNe, is a type of emission nebula consisting of an expanding, glowing shell of ionized gas ejected from red giant stars late in their lives.

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Planetary system

A planetary system is a set of gravitationally bound non-stellar objects in or out of orbit around a star or star system.

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Red giant

A red giant is a luminous giant star of low or intermediate mass (roughly 0.3–8 solar masses) in a late phase of stellar evolution.

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Reflection nebula

In astronomy, reflection nebulae are clouds of interstellar dust which might reflect the light of a nearby star or stars.

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Spiral galaxy

Spiral galaxies form a class of galaxy originally described by Edwin Hubble in his 1936 work The Realm of the Nebulae(pp. 124–151) and, as such, form part of the Hubble sequence.

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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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Star cluster

Star clusters are groups of stars.

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Stellar evolution

Stellar evolution is the process by which a star changes over the course of time.

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Sun

The Sun is the star at the center of the Solar System.

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Supernova

A supernova (plural: supernovae or supernovas, abbreviations: SN and SNe) is a transient astronomical event that occurs during the last stellar evolutionary stages of a star's life, either a massive star or a white dwarf, whose destruction is marked by one final, titanic explosion.

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Supernova remnant

A supernova remnant (SNR) is the structure resulting from the explosion of a star in a supernova.

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T Tauri star

T Tauri stars (TTS) are a class of variable stars associated with youth.

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White dwarf

A white dwarf, also called a degenerate dwarf, is a stellar core remnant composed mostly of electron-degenerate matter.

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The list above answers the following questions

Astronomical object and Nebula Comparison

Astronomical object has 260 relations, while Nebula has 134. As they have in common 31, the Jaccard index is 7.87% = 31 / (260 + 134).

References

This article shows the relationship between Astronomical object and Nebula. To access each article from which the information was extracted, please visit:

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