Obs. : 2011-03-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.429e+11
Venus      3.910e+11
Earth      3.677e+11
Mars       4.334e+11
Jupiter    4.456e+11
Saturn     3.577e+11
Uranus     4.334e+11
Neptune    3.910e+11
Pluto      3.607e+11