HAPPENING TODAY

Mr. Burns, A Post-Electric Play: Jeremy Seghers directs this student and faculty production of Anne Washburn's dark comedy about survivors of an apocalyptic event trying to remember an episode of “The Simpsons.” 7:30 p.m. Fridays-Saturdays and today, 2 p.m. Sundays (through Feb. 24), Valencia College East Campus, 701 N. Econlockhatchee Trail, Orlando, $12, events.valenciacollege.edu. Carol Burnett: Laugh out loud during this legendary comedienne's performance. 7:30 p.m. today, Dr. Phillips Center for the Performing Arts, 445 S. Magnolia Ave., Orlando, tickets start at $69.25, 844-513-2014. Astronomer to discuss solar probe: Seth Mayo, curator of astronomy for the Museum of Arts & Sciences, will share information about NASA’s Parker Solar Probe’s journey to the sun. 2 p.m. today, New Smyrna Beach Regional Library, 1001 S. Dixie Freeway. New Smyrna Beach, free, 386-424-2910.