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M 1-42

M 1-42 is a planetary nebula located in the constellation of Sagittarius, 10000 light years away from Earth. [1]

5 relations: Epoch (astronomy), Light-year, Planetary nebula, Sagittarius (constellation), Sauron.

Epoch (astronomy)

In astronomy, an epoch is a moment in time used as a reference point for some time-varying astronomical quantity, such as the celestial coordinates or elliptical orbital elements of a celestial body, because these are subject to perturbations and vary with time.

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Light-year

A light-year (abbreviation: ly), sometimes written light year, is a unit of length used informally to express astronomical distances.

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Planetary nebula

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

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Sagittarius (constellation)

Sagittarius is one of the constellations of the zodiac.

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Sauron

Sauron is the title character and main antagonist of J. R. R. Tolkien's The Lord of the Rings.

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Redirects here:

ESO 456-67.

References

[1] https://en.wikipedia.org/wiki/M_1-42

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