More than a decade back I got introduced to Dr. Brian Greene, a professor of physics and mathematics. He is well known for his groundbreaking discoveries in superstring theory. Some of his major contributions include the co-discovery of mirror symmetry and research on changes in the topology of space.
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Why We Can See 45 Billion Light-Years in a 13.77-Billion-Year-Old Universe
The universe is about 13.77 billion years old, so obviously the farthest thing we can see is 13.77 billion light-years away. Since light travels one light-year every year, that sounds like it should be correct.
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