There is a movie called Interstellar. If you are interested in space, you must watch this movie. This movie released in 2014 will blow your mind. Many aspects of space, time and gravity have been touched upon in this movie. Apart from this, it is shown in this film that how a person from earth goes to space and when he returns after many years, his age remains the same and his children on earth grow old and die. Now the question arises whether the astronauts in space really age…
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