The famous “Face on Mars,” first photographed by the Viking orbiters in 1976, was the object of much speculation in the 1980s and 1990s and continues to be. After it was identified by Richard C. Hoagland, the Face became the central icon in a narrative of ancient global destruction—perhaps nuclear war—that, some suggested, may have […]
Carl Sagan was a hero to most of us who in one way or another like to watch the skies. The mellifluous-voiced, turtleneck-and-corduroy-wearing astronomer inspired my generation to care about space, about our planet, and about our future as a spacefaring civilization. He was not only a fashion plate but also a prophet of what […]