Star whose brightness as seen from Earth fluctuates.
A star that varies noticeably in brightness.
1 Lopez-Sanchez said it is well-documented that Betelgeuse is a variable star , meaning it changes brightness periodically.
2 Beta Persei is another well-known variable star .
3 Kung may be a variable star .
4 The variable star in Ophiuchus has an analogous system, and observation has already revealed a great number of others.
5 The period over which a variable star 's brightness changes is unique for each star, making them interesting targets as landmarks.
6 It is unlikely, though, that the Colonials have a comprehensive database of every red supergiant or variable star in the Galaxy.
7 Some were quick to point out that Betelgeuse is classed as a semi-regular variable star , meaning its brightness is prone to change.
8 A variable star is one which brightens over a period of time, eventually becoming visible to the naked eye, before dimming again.
9 Today is the 400th anniversary of the discovery of the first variable star , named Mira after the Latin word for "wonderful".
10 That is, however, not the received opinion about variable stars .
11 But these variable stars are still obscure, and we do not need their aid.
12 Hubble not only found a number of stars in Andromeda, he found Cepheid variable stars .
13 There are several others of the same type: these are not, properly speaking, variable stars .
14 It is overblown and soulless -a tin-canfinal part in Disney's variable Star Wars trilogy.
15 Hubble observed that certain regular variable stars in our Galaxy could also be seen in other galaxies.
16 I have also taken up the observation of variable stars in a limited portion of the heavens.
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This collocation consists of: Translations for variable star