ugljenična zvezda

ugljenična zvezda

A rare class of red giant stars unusually rich in carbon or carbon compounds.

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Szófaj: noun
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Ipar/Tárgykör: Astronomy
Kategória: Planetary science
Company: PSRD
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A zvezda (zivedva)

Astronomy; General astronomy

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 ...

proto-zvezda

Astronomy; Planetary science

A star in the process of formation which has not yet become hot enough in the core to initiate the process of nuclear fusion (10 7 K) to halt its gravitational collapse.

žuta zvezda

Physics; Astronomy

Stars that live for a medium length of time (about 10 billion years) and are neither extremely cool nor hot. Earth’s Sun is an example of a yellow star.

plava zvezda

Physics; Astronomy

A very hot star with a short lifetime. Blue stars exist for a few million years. Sirius (Alpha Canis Majoris) is an example of a blue star.

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Astronomy; Planetary science

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Astronomy; Planetary science

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Astronomy; Planetary science

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Astronomy; Planetary science

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Astronomy; Planetary science

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