OLNEY, Ill., Oct. 21, 2026 — Olney, Illinois-based Aerostratospheric today announced updated pricing for its membership program at https://www.midwestsds.com/join.php. "Become a member to support the mission" for $20.63/year or $4.13/month.

Members receive:
- 50% off live event tickets
- A member gift mailed from Olney, IL
- An opt-in Mission Supporters listing
- Member printables
- "Fly your name to the stratosphere on an upcoming balloon mission"
- A mission preference for their dues
- A member ID and credential

Memberships renew automatically until canceled. Dues are not tax-deductible.

Join: https://www.midwestsds.com/join.php

About Aerostratospheric
Olney, Illinois-based Aerostratospheric flies high-altitude balloons for atmospheric research and shares open atmospheric data.

Media contact: Elena Vargas, Press & Communications Lead, (603) 600-AERO, [email protected]