A variable star is a star whose brightness as seen from Earth that fluctuates.
A variable star is a star whose brightness as seen from Earth that fluctuates.
A variable star is a star whose brightness as seen from Earth that fluctuates.
You cannot.
It is a variable fraction.
American Association of Variable Star Observers was created in 1911.
No, it is a continuous process but not a continuous variable. The magnitude of star-shine, across all stars is a continuous variable. The magnitude of a star's shine over time is a continuous variable.
A multiple variable star, I may not be right...
A star who's brightness changes is called a variable star.Examples are:AlgolPolarisBetelgeuse.See related link for more information.
Yes: Betelgeuse is a semiregular variable star so it is classed as a pulsating star.
Antares is a slow variable star. All stars are "thermal"
Nova
Star shaped