Obs. : 2017-01-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    2.697e+11
Venus      2.925e+11
Earth      2.834e+11
Mars       2.925e+11
Jupiter    2.691e+11
Saturn     2.666e+11
Uranus     2.887e+11
Neptune    2.917e+11
Pluto      2.765e+11