Inner planets are also called as?

Some small pieces of rocks and dust revolve around the sun are called ___________.

____________ is the hottest planet.

___________ is also called the universe

_____________ is called Amavasya.

The sun is also a __________.

____________ is called the Blue planet.

Where did life originate first ?

The asteroid belt is generally seen between

The vast space containing all the celestial bodies is called __________.