The ___________goes around the sun.

The sun rises in the ____________ and sets in the __________

The shape of moon ______________ every night.

Night occurs when ________________ covers the sky.

What was the name of the first animal sent in space?

Special vehicle used for going to space is called?

A person who travels to space is called?

When the moon is not seen in the sky, it is called ________ moon?

The actual size of the stars is very ______________.