Alternator And Battery Should Be Checked. Auto Parts Store Should Check This Stuff For Free, you May Have To Take Part Off But They Will Test It For You. Just Pull Up To The Store And Ask Them If They Can Test Them To See If You Should Replace One Of The Parts. Could Also Be A Loose Ground. Check Your Connections To Your Battery And Make Sure They Are Tight. (Make Sure They Are Clean With No Corrosion) Check Connection To Your Alternator Also. Make Sure The Grounds To Your Head Lights Are Grounded Securely To The Body Or Frame Of Vehicle.
LED headlights are much brighter than normal headlights. Yes, if you see much brighter headlights on a car, they are most likely going to be LED headlights.
Dimmer.
Your headlights may not dim because you don't have dimmer lights. Dimmer lights can blow and leave you with just the high beams.
The headlamp switch controls the power to the dimmer switch and then on to the headlights.The headlamp switch controls the power to the dimmer switch and then on to the headlights.
lighthouse
a sun is a star so it would be considered both dimmer .
Rigel is one of the brightest stars in the sky.
Dimmer switch is possibly defective
On many cars it was built into the headlight switch, which was a knob on the dashboard, you pull it outward to turn the headlights on, you twist it clockwise to make the dash lights brighter, counterclockwise to dim them.
Usually a switch will only let you choose between ON and OFF, but a dimmer switch will let you change between Brighter or Darker.
brighter headlights
Brighter, since Mars is closest to Earth in its orbit and in a full phase as viewed from Earth.