The Warner Bros. Pictures' 'Gravituy' is a visual spectacle, in no small part due to director Alfonso Cuarón's desire to pay tribute to space exploration. The film includes some obvious and not so obvious nods to real space history – and even past space films. These may not be "easter eggs" in the traditional sense, but here are five details that space enthusiasts might only notice in "Gravity."
A duo of astronauts aboard the International Space Station marked the premiere of 'Cosmos: A Spacetime Odyssey' with a microgravity demonstration of Newton's Third Law of Motion.
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