National Geographic says the bill has brought up the old argument on what exactly a planet is and has scientists debating it again.
The Twitterverse shows its support:
BlaireEeds: (Texas) The Illinois State Senate has declared that Pluto is a planet again! Yay for Pluto! It was always my favorite planet...
dirtvoyles: (Illinois) The Illinois State Senate has declared that Pluto is a planet again! Rejoice for the little planet that could!
kara_crashmore: (Boston, MA) Good morning Twitterville! Illinois has declared Pluto a planet again!! (but only for a day)
LChiz: (Austin, Texas) Once a year, Pluto will be a planet again! My childhood is restored.