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Saturn Nebula

Index Saturn Nebula

The Saturn Nebula or NGC 7009 is a planetary nebula in the constellation Aquarius. [1]

25 relations: Apparent magnitude, Aquarius (constellation), Caldwell catalogue, Cat's Eye Nebula, Constellation, Datchet, Earth, England, Hubble Space Telescope, Light-year, NGC 2371-2, NGC 3242, Nu Aquarii, Orders of magnitude (length), Parsec, Planetary nebula, Saturn, Solar luminosity, Star formation, Telescope, Very Large Telescope, White dwarf, William Henry Smyth, William Herschel, William Parsons, 3rd Earl of Rosse.

Apparent magnitude

The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.

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Aquarius (constellation)

Aquarius is a constellation of the zodiac, situated between Capricornus and Pisces.

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Caldwell catalogue

The Caldwell Catalogue is an astronomical catalogue of 109 star clusters, nebulae, and galaxies for observation by amateur astronomers.

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Cat's Eye Nebula

The Cat's Eye Nebula or NGC 6543, is a relatively bright planetary nebula in the northern constellation of Draco, discovered by William Herschel on February 15, 1786.

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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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Datchet is a village and civil parish in the Royal Borough of Windsor and Maidenhead in Berkshire, England, located on the north bank of the River Thames.

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

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England is a country that is part of the United Kingdom.

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Hubble Space Telescope

The Hubble Space Telescope (HST) is a space telescope that was launched into low Earth orbit in 1990 and remains in operation.

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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.

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NGC 2371-2

NGC 2371-2 is a dual lobed planetary nebula located in the constellation Gemini.

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NGC 3242

NGC 3242, commonly known as the Ghost of Jupiter, is a planetary nebula located in the constellation Hydra.

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Nu Aquarii

Nu Aquarii (ν Aqr, ν Aquarii) is the Bayer designation for a star in the equatorial constellation of Aquarius.

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Orders of magnitude (length)

The following are examples of orders of magnitude for different lengths.

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The parsec (symbol: pc) is a unit of length used to measure large distances to astronomical objects outside the Solar System.

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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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Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.

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Solar luminosity

The solar luminosity,, is a unit of radiant flux (power emitted in the form of photons) conventionally used by astronomers to measure the luminosity of stars, galaxies and other celestial objects in terms of the output of the Sun.

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Star formation

Star formation is the process by which dense regions within molecular clouds in interstellar space, sometimes referred to as "stellar nurseries" or "star-forming regions", collapse and form stars.

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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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Very Large Telescope

The Very Large Telescope (VLT) is a telescope facility operated by the European Southern Observatory on Cerro Paranal in the Atacama Desert of northern Chile.

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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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William Henry Smyth

Admiral William Henry Smyth KFM DCL FRS FRAS FRGS FSA (21 January 1788 – 8 September 1865) was a Royal Navy officer, hydrographer, astronomer and numismatist.

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William Herschel

Frederick William Herschel, (Friedrich Wilhelm Herschel; 15 November 1738 – 25 August 1822) was a German-born British astronomer, composer and brother of fellow astronomer Caroline Herschel, with whom he worked.

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William Parsons, 3rd Earl of Rosse

William Parsons, 3rd Earl of Rosse HFRSE (17 June 1800 – 31 October 1867) was an Anglo-Irish astronomer who had several telescopes built.

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Redirects here:

Caldwell 55, NGC 7009, Saturn Nebula C55, Saturn nebula.


[1] https://en.wikipedia.org/wiki/Saturn_Nebula

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