A group of nine is called an ennead.
a litter
galaxy
The Chillaxes
A herd.
yes
The answer is: a pack ! Isn't that easy?
A group of galaxies is called a cluster.
a group of unicorns is called a unicircle or unicluster
the caucus
He loves u
Sheep is always Sheep whether Plural or Singular
i think stream means its agroup of clusters