Obs. : 2015-03-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.701e+11
Venus      4.556e+11
Earth      5.036e+11
Mars       4.548e+11
Jupiter    4.967e+11
Saturn     4.859e+11
Uranus     4.548e+11
Neptune    4.595e+11
Pluto      4.839e+11