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W 31 or W31 may refer to. [1]

11 relations: Cl* 1806-20, H II region, LBV 1806-20, Luminous blue variable, Magnetar, Milky Way, Molecular cloud, SGR 1806-20, Soft gamma repeater, W31, Westerhout 31.

Cl* 1806-20

Cl* 1806-20 is a heavily obscured star cluster on the far side of the Milky Way Galaxy, approximately 50,000 light years distant.

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H II region

An H II region is a large, low-density cloud of partially ionized gas in which star formation has recently taken place.

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LBV 1806-20

LBV 1806-20 is a candidate luminous blue variable (LBV) and likely binary star located nearly 40,000 light-years from the Sun, towards the center of the Milky Way.

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Luminous blue variable

Luminous blue variables (LBVs) are massive evolved stars that show unpredictable and sometimes dramatic variations in both their spectra and their brightness.

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A magnetar is a type of neutron star with an extremely powerful magnetic field.

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Milky Way

The Milky Way is the galaxy that contains our Solar System.

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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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SGR 1806-20

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Soft gamma repeater

A soft gamma repeater (SGR) is an astronomical object which emits large bursts of gamma-rays and X-rays at irregular intervals.

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The W31 was an American nuclear warhead used for two US missiles and as an atomic demolition munition.

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Westerhout 31

Westerhout 31, also known as W31 is a complex of star formation regions of the Milky Way located in the constellation of Sagittarius.

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Redirects here:

W 31 (disambiguation).


[1] https://en.wikipedia.org/wiki/W_31

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