proto-zvezda

proto-zvezda

A star in the process of formation which has not yet become hot enough in the core to initiate the process of nuclear fusion (10⁷ K) to halt its gravitational collapse.

0 0

Udoskonal to

Dodaj obrazek

Część mowy: rzeczownik
Synonim(y):
Blosariusze:
Branża/Dziedzina: Astronomia
Kategoria: Planetologia
Company: PSRD
Produkt:
Akronim-Skrót:

Więcej

Dodaj do mojego słownika

Inne języki:

Więcej

Co chcesz powiedzieć?

Zobacz podobne terminy

A zvezda (zivedva)

Astronomia; Astronomia ogólna

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 ...

ugljenična zvezda

Astronomia; Planetologia

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

žuta zvezda

Fizyka; Astronomia

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

Fizyka; Astronomia

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.

Algol (Beta Per, Vrazja zvezda)

Astronomia; Astronomia ogólna

1) An eclipsing system of at least three components (B8 V, K0, Am). Period of components A and B is about 68.8 hours; period of components A, B, and C is about 1.9 years. Long ...

Ceres

Astronomia; Planetologia

The largest of the known asteroids; a dwarf planet. Also called 1 Ceres because it was the first asteroid to be discovered (by Piazzi in 1801).

Jarkovski efekat

Astronomia; Planetologia

An explanation for the shift in an asteroid's orbit around the Sun due to a thermal thrust caused by the body's uneven heating by sunlight. The illuminated side of an asteroid ...

Viking

Astronomia; Planetologia

U. S. Mission to Mars, composed of two spacecraft, launched in 1975. Viking 1 and Viking 2 both consisted of an orbiter and a lander. Primary mission objectives were to obtain ...

sublimacija

Astronomia; Planetologia

Phase transformation from solid to gas.

Misija Stardust

Astronomia; Planetologia

The fourth in NASA's Discovery program of low-cost spacecraft with highly focused science goals, Stardust was comprised of a spacecraft and capsule that completed a seven-year, ...

Solarna i heliosfericna observatorija

Astronomia; Planetologia

A project of international collaboration between ESA and NASA to study the Sun from its deep core to the outer corona and the solar wind. SOHO was launched in December, 1995. SOHO ...