Obs. : 2016-05-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.274e+11
Venus      4.283e+11
Earth      4.180e+11
Mars       4.166e+11
Jupiter    4.131e+11
Saturn     4.180e+11
Uranus     4.198e+11
Neptune    4.157e+11
Pluto      4.182e+11