Obs. : 2013-09-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.777e+11
Venus      3.744e+11
Earth      4.041e+11
Mars       3.898e+11
Jupiter    3.957e+11
Saturn     3.744e+11
Uranus     4.092e+11
Neptune    3.942e+11
Pluto      3.806e+11