Masks are required when visiting MSI. Know before you go

Member and Annual Fund Events

The Museum offers exciting events and experiences to members, donors and friends of MSI throughout the year. These include Member Days, events exclusively for Annual Fund members, and other unique events for select audiences that offer behind-the-scenes looks at MSI exhibits and programs.

Questions? Contact the Membership Team at or the Annual Fund Team at


Member Days

Thursday, April 8 and Sunday, April 18, 2021
9:30 a.m. – 4 p.m.

Enjoy a day at the Museum reserved exclusively for our members. Reserve your timed tickets for Museum Entry and any additional exhibits here.



MSI In-depth: Pioneer Zephyr and Take Flight

Thursday May 13, 2021
6 p.m. – 8 p.m.

For members of our Catalyst Society and above, join us for a delightful evening of cocktails and a private behind-the-scenes look at the newly renovated Pioneer Zephyr and Take Flight exhibits.

*Annual Fund Event: Members of the Catalyst Society and above


every thursday night in July

Member Appreciation Evenings

Thursday, July 1, 8, 15, 22, and 29
6 p.m. – 9:30 p.m.

Every Thursday night in July, the entire Museum will be open for you to explore. We’ve got some special additions just for you, from presentations by teams all across the Museum to outdoor treats. Capacity is limited!


Saturday, September 18, 2021
5 p.m. – 11 p.m.

Our annual Columbian Ball returns to our historic building for a night dedicated to the excitement and happiness of going places. See old friends, enjoy unique performances and discover edible creations that evoke the wonders of new places. When you become a sponsor, buy a ticket or make a donation to MSI’s Columbian Ball, your contribution goes directly to our education programs and initiatives. We are welcoming young people to science every day. Your support of the Columbian Ball makes that possible.


Friday October 29, 2021
1 p.m. – 8 p.m.

Celebrate Halloween the MSI way with a haunted day at the Museum exclusively for members! Come in costume and trick-or-treat your way through the building, enjoy special films in the Giant Dome Theater and more.

November – December

Saturdays from November 20 to December 18, 2021
and Sunday, January 2, 2022
8 a.m. – 9:30 a.m.

Explore our annual holiday displays without the crowds during exclusive Member hours. Enjoy holiday themed treats and snap a picture with Santa Claus for memories that will last a lifetime.

Thursday, November 18, 2021
Wednesday, December 15, 2021 *
Thursday, December 30, 2021
6 p.m. – 9 p.m.

Join us as we celebrate the holiday season with a timeless tradition at MSI. Take a break from the cold and warm up with holiday-themed treats and drinks amid the most magical time of the year.

* December 15 is our Annual Fund Member Holiday Evening, open to Explorers Society members and above.