ISS completes its one revolution around the Earth in________.
The space age began on ________ when Soviet Union launched sputnik-1 in the orbit of the Earth.
MIR orbited the Earth for 15 years at a height of ________.
The man stepped on the moon on ________ 1969.
ISS was a joint project of Russia, Japan, Canada and ________.
NASA established ________
Sputnik-2 carried a ________.
Heavenly bodies are a part of the vast space which are collectively known as ________.
Galaxy, stars, planets, moon and some other object in the sky are known as ________bodies.
________ sent sputnik-2 in space on 3rdNovember1957.
________ is responsible space exploration and aviation.
Moon is a natural satellite of the ________.
The MIR is the ________ space station.
NASA is a/an ________ Agency.
An object moving around a very big heavenly body due to its gravity is called a ________.
ISS has been orbiting the Earth at a height of approximately ________ for the last 20 years.
The invention of ________ made it possible to travel beyond our atmosphere into the vast space.