Obs. : 2024-10-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.456e+08
Venus      9.746e+08
Earth      1.025e+09
Mars       9.376e+08
Jupiter    9.761e+08
Saturn     1.042e+09
Uranus     9.970e+08
Neptune    1.034e+09
Pluto      1.034e+09