Obs. : 2012-03-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.366e+11
Venus      4.396e+11
Earth      4.284e+11
Mars       4.256e+11
Jupiter    4.396e+11
Saturn     4.123e+11
Uranus     4.356e+11
Neptune    4.261e+11
Pluto      4.203e+11