×
Please click
here
if you are not redirected within a few seconds.
All
Images
Videos
News
Maps
Shopping
Books
Search tools
Any time
Any time
Past hour
Past 24 hours
Past week
Past month
Past year
All results
All results
Verbatim
Semiregular variable star
In astronomy, a semiregular variable star, a type of variable star, is a giant or supergiant of intermediate and late spectral type showing considerable periodicity in its light changes, accompanied or sometimes interrupted by various...
Wikipedia