Obs. : 2020-08-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.292e+08
Venus      6.440e+08
Earth      6.428e+08
Mars       6.463e+08
Jupiter    6.433e+08
Saturn     6.421e+08
Uranus     6.486e+08
Neptune    6.424e+08
Pluto      6.421e+08