Data for some interesting Algol variables are given in the list of known variable stars.
What I meant was this: first we'll have to look at the known stars, and that still leaves us a lot.
M2 contains about 150,000 stars, including 21 known variable stars.
Its diameter is 1460 solar diameters, making it one of the largest known stars.
Currently, using these new models for stellar evolution, the estimated age of the oldest known star is 14.46 0.8 billion years.
There are 25 known variable stars in this cluster.
He fretted over being kept out of the control room, wanting very badly himself to check the sky for known stars.
N* is a very large number representing all the known stars in our Galaxy.
After identifying the asteroid, its position on the image relative to known stars is carefully calculated.
For one thing it required only a single known star.