Membership
To make a tax-deductible contribution and join the Friends of McDonald, call toll-free 888-442-4356 or join online. For questions about your membership, call or send email to friends@mcdonaldobservatory.org.

Visitors Center
To hear a recorded message detailing hours, prices, and other information about visiting the Observatory in Fort Davis, Texas, call toll-free 877-984-7827. For other inquiries, call 432-426-3640 or send email to info@mcdonaldobservatory.org.

Teachers & Educators
For information about classroom visits and teacher development programs, call Marc Wetzel at 432-426-3672 or send email to teachers@mcdonaldobservatory.org.

Public Information and Media Inquiries
For questions about an Observatory news release or StarDate magazine, or to arrange an interview with an astronomer or a media visit to the Observatory call Rebecca Johnson at 512-475-6763 or send email to news@mcdonaldobservatory.org

Gift Shop
To inquire about item availability or to follow up on an online order, send email to giftshop@mcdonaldobservatory.org or call 432-426-3645 (800-STARDATE for magazine orders).

Problems using this site
For any other inquiries or comments not covered above, send email to webmaster@mcdonaldobservatory.org.