Obs. : 2016-01-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.382e+11
Venus      4.275e+11
Earth      4.512e+11
Mars       4.404e+11
Jupiter    4.554e+11
Saturn     4.275e+11
Uranus     4.429e+11
Neptune    4.443e+11
Pluto      4.306e+11