Answer:

solar

AnswerCrossword Clue
SOLAR.. plexus
SOLARKind of energy
SOLARClean power
SOLARRenewable energy option, for a few billion more years anyway
SOLARClean kind of energy
SOLARRe the daystar
SOLARRenewable energy
SOLARGreen energy option
SOLARPower type
SOLARPanel type
SOLARLike some panels
SOLARPertaining to a superstar?
SOLARKind of panel
SOLARKind of panel or power
SOLAROf the sun
SOLARLike the Gregorian calendar
SOLARKind of battery
SOLARType of power
SOLARKind of system
SOLARKind of system or panel
SOLARLike some power
SOLARHeating type
SOLARKind of eclipse
SOLARType of roof panel
SOLARAlternative power type
SOLARFrom the sun
SOLARLike some wind
SOLARAlternative energy type
SOLAR"Green" energy type
SOLARKind of renewable energy
SOLAR.. system
SOLARWord with power or panel
SOLAR.. eclipse
SOLAREclipse or flare
SOLARFurnace or flare preceder
SOLARKind of energy or battery
SOLARKind of plexus
SOLARSunny?
SOLAREclipse type
SOLARKind of panel or battery