Obs. : 2015-03-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.673e+11
Venus      4.621e+11
Earth      5.043e+11
Mars       4.568e+11
Jupiter    4.970e+11
Saturn     4.933e+11
Uranus     4.568e+11
Neptune    4.592e+11
Pluto      4.884e+11