Obs. : 2016-02-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.282e+11
Venus      4.282e+11
Earth      4.326e+11
Mars       4.358e+11
Jupiter    4.325e+11
Saturn     4.330e+11
Uranus     4.147e+11
Neptune    4.146e+11
Pluto      4.309e+11