Obs. : 2022-03-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.350e+08
Venus      7.473e+08
Earth      8.271e+08
Mars       7.473e+08
Jupiter    7.374e+08
Saturn     7.473e+08
Uranus     7.296e+08
Neptune    7.374e+08
Pluto      7.539e+08