Astrophysicists puzzle over planet that's too close to its sun
Friday, August 28, 2009 - 23:59
in Astronomy & Space
Completing an orbit in less than an Earth day, planet Wasp-18b should have burned up, according to accepted theory. Scientists have discovered a planet that shouldn't exist. The finding, they say, could alter our understanding of orbital dynamics, a field considered pretty well settled since the time of astronomer Johannes Kepler 400 years ago.