Obs. : 2014-11-07
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.314e+11
Venus      4.200e+11
Earth      4.063e+11
Mars       4.084e+11
Jupiter    4.435e+11
Saturn     4.200e+11
Uranus     4.111e+11
Neptune    4.151e+11
Pluto      4.084e+11