Obs. : 2023-02-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.428e+08
Venus      9.060e+08
Earth      8.868e+08
Mars       8.215e+08
Jupiter    8.598e+08
Saturn     9.338e+08
Uranus     8.148e+08
Neptune    8.831e+08
Pluto      9.452e+08