M33 - Known as the Triangulum Galaxy is estimated as being some 3 million light-years from Earth and is also known as NGC 598 and is one of the most distant objects that can be seen by the naked eye.
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Scott Kelly's Post-Flight Visit to Washington
Former NASA astronaut Scott Kelly speaks about his historic mission aboard the International Space Station during an event at the United States Capitol Visitor Center, Wednesday, May 25, 2016, in Washington. Read More