Obs. : 2016-03-19
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.439e+11
Venus      4.445e+11
Earth      4.216e+11
Mars       4.288e+11
Jupiter    4.226e+11
Saturn     4.317e+11
Uranus     4.356e+11
Neptune    4.445e+11
Pluto      4.377e+11