Obs. : 2026-01-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.167e+08
Venus      7.971e+08
Earth      7.374e+08
Mars       8.167e+08
Jupiter    7.178e+08
Saturn     7.036e+08
Uranus     6.925e+08
Neptune    7.036e+08
Pluto      7.971e+08