
Pluto Redux
The faraway world’s demotion more than a decade ago opened a celestial can of worms
Chris Impey is an associate dean and a University Distinguished Professor at the University of Arizona. He does research on supermassive black holes and science literacy, and teaches two massive open online classes, or MOOCs.
The faraway world’s demotion more than a decade ago opened a celestial can of worms
Astronomical and cosmological questions get an airing in India’s Sikkim province in a program started 20 years ago by the Dalai Lama
China’s current rank of eighth in the space race is misleading. The nation’s engineers are drawing up plans for a moon-capable rocket more powerful than the U.S.’s Saturn 5...
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