McDonnell Planetarium Installed Auracast System
The StarBay Theater in St. Louis launched new hearing assistance technology on July 18, 2026.
Updated on Oct. 13, 2026 in Space

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The James S. McDonnell Planetarium successfully implemented an Auracast hearing assistance system within its StarBay Theater to improve guest accessibility. The facility reopened with this upgraded audio technology on July 18, 2026.
Why it matters
Theater staff prioritized an inclusive audio experience after finding that the concrete construction of the room interfered with the previous assistive system. This upgrade aims to better serve guests with hearing loss who previously struggled with sound quality in the 150-seat venue.
The system features two docking stations and a two-channel transmitter designed to stream audio to neckloops or personal devices. Five or six guests utilized the receivers on the first day of operation following the installation.
The players
James S. McDonnell Planetarium
This St. Louis institution serves as a center for science education and astronomy public outreach.
Bill and Laura Orthwein StarBay Theater
This venue is the primary presentation space located within the James S. McDonnell Planetarium.
The details
The technology allows for two simultaneous audio streams, ensuring guests can connect seamlessly upon removing a receiver from its docking station. This system was integrated as part of a broader push to modernize the facility, which also included adding a sixth day to the weekly operating schedule.
Timeline
The StarBay Theater reopened with the new system on July 18, 2026.
Deeper Dive
The installation of the Auracast broadcast audio technology standard marks a departure from reliance on older, limited-range induction loop systems in public venues. This shift reflects a broader trend toward utilizing Bluetooth-based standards to enhance accessibility in large-scale public theaters.
Visitors with hearing loss can now access clearer audio for 45-minute shows by checking out a dedicated receiver. The implementation of this technology ensures a more equitable experience for the planetarium's growing audience, which currently reaches up to 90,000 visitors annually.
The takeaway
The transition to digital broadcast audio highlights how specific infrastructure challenges in older buildings can be overcome with modern wireless solutions. Guests should check in at the box office to confirm the availability of receivers before their scheduled showtime.
Further reading
Learn more about the latest innovations in Space education technology.
Source note: This article includes information reported by FOH | Front of House Magazine.
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