___________ is known as Earth's twin.

The second largest planet in the solar system.

Universe is also known as.

The ___________ also move around the sun.

A cloud of gas and dust in the space between stars is called a ___________.

The sun is also a

The __________ is a band of  stars in our galaxy.

_____________ is the head of the family and all other celestial bodies revolve around it.

Not an outer planet.

____________ is a unique planet of the solar system.