Carl sagan day

carl sagan day

Carl Sagan Day is observed on November nine each 12 months. these days celebrates the life and teachings of Carl Sagan, who was born on this day in 1934. An American astronomer, planetary scientist, cosmologist, astrophysicist, astrobiologist, writer, and science communicator, he’s recognised for his many contributions to science. His exceptional-acknowledged clinical contribution is studies … Read more