Obs. : 2012-03-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.152e+11
Venus      4.156e+11
Earth      4.070e+11
Mars       4.070e+11
Jupiter    4.161e+11
Saturn     4.028e+11
Uranus     4.152e+11
Neptune    4.136e+11
Pluto      4.070e+11