Obs. : 2016-04-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.019e+11
Venus      4.035e+11
Earth      3.839e+11
Mars       3.879e+11
Jupiter    3.753e+11
Saturn     3.879e+11
Uranus     4.035e+11
Neptune    3.960e+11
Pluto      3.946e+11