Huge clusters of galaxies comprise the

Fill in the blanks : Huge clouds of gas and dust present in the empty spaces between stars in a galaxy are called ………….

Answer the following : Name the following : Huge clouds of gas and dust present in the empty spaces between stars in a galaxy .

Our galaxy is

Our galaxy is

How were galaxies formed?

Fill in the blanks. Billions of galaxies form the ______.

Define galaxy.

Define galaxy.