Obs. : 2011-03-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.767e+11
Venus      3.665e+11
Earth      4.380e+11
Mars       3.696e+11
Jupiter    3.767e+11
Saturn     4.235e+11
Uranus     3.696e+11
Neptune    3.665e+11
Pluto      3.825e+11