The status of this group as a star cluster has changed in recent years.
They came from somewhere near the star cluster he often saw here.
That's why you can see that cluster of stars as a dog's head.
"And we're seeing not one star being created, but a whole cluster of stars."
That star cluster promises to be a much better show.
"We live in a common cluster of stars and planetary systems."
The term has recently been used for remote clusters of stars.
The last one would end on the periphery of the star cluster.
My people are already having difficulty being secondary in our own star cluster.
"The sheer number of these young star clusters is amazing."