Obs. : 2014-05-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.058e+11
Venus      4.060e+11
Earth      4.022e+11
Mars       3.896e+11
Jupiter    4.023e+11
Saturn     3.986e+11
Uranus     4.060e+11
Neptune    4.121e+11
Pluto      4.127e+11