альфа Центавр (HR 5459)

альфа Центавр (HR 5459)

A binary star whose components have G2 V and K5 V spectral types. The nearest star system to the Sun and the third brightest star in the night sky.

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行业/领域：天文学
类别普通天文学
Company: Caltech
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A 'color component' which represents the opacity of an object.

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One of about a dozen of the strongest Fraunhofer lines seen in the Solar spectrum, the A band at 7600 angstoms is due to telluric lines of molecular oxygen in the Earth's ...

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Star with spectral type A in which the spectrum of the Balmer lines of hydrogen attain their greatest strength. Helium lines can no longer be seen. Some metallic lines are ...

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Trojan asteroid (60° ahead of Jupiter. It was the first Trojan to be discovered.

атомдық нөмір (заряд нөмірі)

天文学; 普通天文学

The number of protons in an atom's nucleus. This determines the type of element.

поляр шұғыласы

天文学; 普通天文学

the light produced by excited atoms and ions in the upper atmosphere of a planet

азимут

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1) Angular distance from the north point eastward to the intersection of the celestial horizon with the vertical circle passing through the object and the zenith. 2) Directional ...

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行业/领域：人物类别女演员

Элизабет Тэйлор

A three-time Academy Awards winner, Elizabeth Taylor is an English-American film legend. Beginning as a child star, she is known for her acting talent ...