Sagan's scientific accomplishments include making models that predicted reasonably well the atmosphere and the nature of comets. His work was also important in the design of life detection experiments for missions to Mars, and helping formulate our understanding of what life is generally.
See the book "Life, the Universe, and the Scientific Method"
Of course, he is better known as a communicator of science to the public, for which he can be credited for creating a new genre in this area.
Carl Sagan's birth name is Sagan, Carl Edward.
Carl Sagan's name at birth was "Carl Edward Sagan"
Carl Sagan is 5' 11".
Carl Sagan died on December 20, 1996.
Carl Sagan was born on November 9, 1934.
Carl Sagan was born in Brooklyn, New York on November 9, 1934.
That has an easy answer: Carl Sagan was a scientist, not an astronaut. He did not go to the moon.
Carl Sagan is known to have used marijuana at some point in his life.
Carl Sagan died on December 20, 1996. He was 62 years old.
Carl Sagan went to high school at panoplies lingered
A an of Carl Sagan
Carl Sagan was born November 9, 1934 and, sadly, died on December 20, 1996