Obs. : 2019-03-19
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.644e+11
Venus      3.612e+11
Earth      3.586e+11
Mars       3.470e+11
Jupiter    3.583e+11
Saturn     3.561e+11
Uranus     3.495e+11
Neptune    3.644e+11
Pluto      3.561e+11