Obs. : 2015-03-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.821e+11
Venus      4.090e+11
Earth      4.297e+11
Mars       4.015e+11
Jupiter    4.281e+11
Saturn     4.151e+11
Uranus     4.090e+11
Neptune    3.898e+11
Pluto      3.886e+11