Chandrayan revolves round the moon at a height of ______________km from the moon is surface.

Sending copies of documents and photograph instantly from one place to another.

India launched its first artificial satellite called

EDUSAT is a satellite launched by India exclusively for

The chandrayan-I starting the many details about the surface of the 

Aryabhatta was launched on

Sputnik was launched by Russia on

The first artificial satellite.

Only one of the earth's natural satellite.