Science After Hours: Fright @ Night – Philly’s Most Curious Costume Party Returns

Looking for the most unforgettable Halloween event in Philadelphia this fall?

Here’s your chance: the Franklin Institute’s Science After Hours: Fright @ Night returns on October 10th, 7:30 pm – 12:30 am, transforming the museum into a 21+ playground of costumes, science, and spectacle.

A Night Where Science Meets Spooky

This isn’t your average Halloween party. Think cosmic concerts in the planetarium, outrageous wrestling matches, and live encounters with tarantulas, all under one legendary Philly roof. Guests are encouraged to step into alter egos, debut daring fashion looks, and embrace transformation in every form. Costumes aren’t just welcome, they’re basically required.

What’s Happening Inside

• AWFUL Wrestling: Expect wild antics in the ring, plus a bingo game unlike any you’ve seen.

• Planette Automatic: Philly’s own art rock innovators debut a live cosmic concert in the Fels Planetarium.

• DJ Shannon Ryley: House beats turn the planetarium into a late-night dance floor.

• The Academy of Natural Sciences: Get up close with tarantulas, scorpions, and more creepy-crawlies.

Why You Can’t Miss It

If you love Halloween, live music, and immersive experiences, this is one of the top Philadelphia Halloween events of 2025. It’s also a chance to experience the Franklin Institute in a way few ever get to at night, alive with lights, sounds, and a touch of the bizarre.

Grab your tickets, plan your look, and get ready for one of the best things to do in Philly this fall.

Philly doesn’t do Halloween halfway, and Fright @ Night proves it. From outrageous costumes to live science encounters, this is where spooky meets spectacular. Whether you’re here for the science, the spectacle, or just the dance floor, it’s a night you won’t forget.

Want to know more about life in Philly beyond one epic night out? 🎃

• Book a call if you’re curious about Philly neighborhoods.

• Browse listings to see what’s happening on the housing front.