Private Group Tours

Observatory with Saturn in the background.

Holcomb Observatory invites you to join us for group tours by kindly provide the requested information below and send it to

The Diamond Ring Effect shortly before the beginning of a total solar eclipse.

Get ready for an extraordinary celestial event! On April 8th, 2024, Indianapolis will witness its first total solar eclipse in over 800 years. This rare event promises to be the most awe-inspiring astronomical experience imaginable. To prepare for this significant celestial occurrence, we highly recommend that groups choose our planetarium program, “Eclipse: The Sun Revealed.” This program will provide you with comprehensive insights into this remarkable celestial phenomenon, ensuring that your audience is well-prepared for the Great American Eclipse of 2024.

While visiting the observatory, groups will have the opportunity to purchase eclipse glasses at a cost of $2 per pair. These glasses will enhance your eclipse viewing experience and allow you to safely witness this extraordinary event.

How to Schedule

Private group tours can be scheduled by appointment for daytime hours Monday-Sunday as well as evening tours Tuesday-Thursday. Here’s what to do:

Please email with:

  • Your organization’s name
  • Dates and times you are interested in
  • Number of anticipated guests
  • A cell number as an emergency contact
  • Choose a planetarium show from our list of full dome planetarium programs and include the title of the show you would prefer in your email.  Note that most of our shows also are accompanied by educators’ guides.  If you would like to choose later, please indicate that in your email.

Payment is made at the time of the tour. The cost is a minimum of $99, with $3 per extra person over 33 patrons payable by cash, credit card, or check made out to the Holcomb Observatory.  If paying by credit card, please have it with you to avoid an additional 3.5% transaction fee. Group tours are limited to 50 guests at a time in the planetarium.  For larger groups, please provide that information in your request so we can plan accordingly.  A student to adult ratio of 15:1 is recommended for all group visits to maintain quietness during the tour. One person / representative of your group should be responsible for the group’s payment.  This payment should be given to the tour docent upon your arrival.

For accessibility information or to request disability-related accommodations, please visit