Obs. : 2016-03-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.729e+11
Venus      4.751e+11
Earth      4.765e+11
Mars       4.792e+11
Jupiter    4.707e+11
Saturn     4.751e+11
Uranus     4.729e+11
Neptune    4.751e+11
Pluto      4.723e+11