Portal:Astronomy/Featured/March 2006
Carl Edward Sagan (November 9, 1934 – December 20, 1996) was an American astronomer and science popularizer. He pioneered exobiology and promoted the Search for ExtraTerrestrial Intelligence (SETI). He is world-famous for his popular science books and the television series Cosmos, which he co-wrote and presented. In his works, he frequently advocated the scientific method.
Recently featured: H II region – Hubble Space Telescope – Comet Shoemaker-Levy 9