Not necessarily. The specific wavelength of radiation...
nah, your rite. Superman science is silly.
https://docs.google.com/viewer?a=v&q=cache:T_eEkBAn-PUJ:www.qwantz.com/fanart/superman.pdf+science+of+superman+inertia&hl=en&gl=us&pid=bl&srcid=ADGEESg_tzCv-P71VZwQXbWUgAzn0o6MBbOxemaDr7lnmnrovFA9bf8IXZaYz0DC5TH1w2fayw7YnGibPcX2YmXYzTQkvXChpDJtBc354tPGvKIHv0JuvuuchoUGDA4n3ke6takqIpxp&sig=AHIEtbTy89dNxYNlbeE1xdcHjvXVdU9HOQ
Nobody ever said it makes sense, but thats the way it is. Considering The Empire will have its mix of Yellow and Red Stars I really dnt see him taking down the whole empire single handed.
Especially when One Billionaire with the limited resources of a backward planet like Earth has almsot taken him down plenty of times (Lex Luthor).