FudRucker writes "It was once considered the most dangerous object in the universe, heading for Earth with the explosive power of 84 Hiroshimas. Now an asteroid called 2000SG344, a lump of rock barely the size of a large yacht, is in the spotlight again, this time as a contender for the next giant leap for mankind." Link to Original Source
"Consider a spherical bear, in simple harmonic motion..."
-- Professor in the UCB physics department