McDonald Observatory Promo Codes & Coupons September 2026 — Up to 60% Off

McDonald Observatory is a research unit at the university of Texas at Austin, one of the world's leading centers for astronomy research, teaching, public education, and outreach. The observatory facility is located on the tops of rock mountain and forks on mount Davis in west Texas, which has some of the darkest night skies in the continental United States. In addition, the observatory is a partner in the upcoming giant Magellan telescope to be built in Chile. The administrative offices of the McDonald's observatory are located on the UT Austin campus. McDonald Observatory with the university's department of astronomy in research and teaching. The giant Magellan telescope (GMT) currently under construction in Chile is the first of a new generation of very large telescopes. UT Austin university is the founding partner of the partnership, which includes several other universities in the United States and partners from around the world.