Which spacecraft discovered the presence of water on the moon?

Which was India’s first artificial satellite?

How long does the moon takes to complete one rotation?

Which planet has got life in it?

The phases of the Moon depend on its position in relation to :

Sunlight does not get scattered on the moon because of the absence of :

Who was the first person to travel in  space?

The craters are made by chunks of rocks called :

The satellite which helps to study weather is called :

Which is the heavenly object that goes around the earth?