- Beta Lyrae-type star
- <astron> ■ Beta-Lyrae-Stern m
English-german technical dictionary. 2013.
Beta Lyrae-type star
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Beta Lyrae variable — Beta Lyrae variables are a class of close binary stars. Their total brightness is variable because the two component stars orbit each other, and in this orbit one component periodically passes in front of the other one, thereby blocking its light … Wikipedia
Beta Lyrae — Starbox begin name = [http://simbad.u strasbg.fr/sim id.pl?protocol=html Ident=Beta+Lyrae NbIdent=1 Radius=10 Radius.unit=arcmin CooFrame=FK5 CooEpoch=2000 CooEqui=2000 output.max=all o.catall=on output.mesdisp=N Bibyear1=1983 Bibyear2=2006… … Wikipedia
Type II Cepheid — Type II Cepheids are variable stars which pulsate with periods typically between 1 and 50 days.[1][2] Type II Cepheids are population II stars and are thus old, typically metal poor, low mass objects.[1] Type II Cepheids were historically called… … Wikipedia
star — starless, adj. /stahr/, n., adj., v., starred, starring. n. 1. any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. 2. Astron. any of the large, self luminous, heavenly bodies, as the sun, Polaris,… … Universalium
Variable star — A star is classified as variable if its apparent brightness as seen from Earth changes over time, whether the changes are due to variations in the star s actual luminosity, or to variations in the amount of the star s light that is blocked from… … Wikipedia
Binary star — For the hip hop group, see Binary Star (band). Hubble image of the … Wikipedia
RR Lyrae variable — RR Lyrae variables are periodic variable stars, commonly found in globular clusters, and often used as standard candles to measure galactic distances. This type of variable is named after the prototype, the variable star RR Lyrae in the… … Wikipedia
Wolf–Rayet star — Hubble Space Telescope image of nebula M1 67 around Wolf–Rayet star WR 124 Wolf–Rayet stars (often referred to as WR stars) are evolved, massive stars (over 20 solar masses initially), which are losing mass rapidly by means of a very strong… … Wikipedia
Semiregular variable star — Semiregular variable stars are giants or supergiants of intermediate and late spectral type showing considerable periodicity in their light changes, accompanied or sometimes interrupted by various irregularities. Periods lie in the range from 20… … Wikipedia
Alpha Lyrae — Pour les articles homonymes, voir Véga (homonymie). α Lyrae Vue infrarouge du disque de débris … Wikipédia en Français
Α Lyrae — Alpha Lyrae Pour les articles homonymes, voir Véga (homonymie). α Lyrae Vue infrarouge du disque de débris … Wikipédia en Français
