Free guided public tours are available daily from May 1 through Sept 30, except Mondays and Tuesdays when viistor center is closed. Free tours start at 2:00 pm in the visitor center theater and last about an hour. You can join a tour anytime, no registrations are required.
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Mimosa (stars.astro.illinois.edu)MIMOSA (Beta Crucis). Few are the first magnitude stars, as their apparent brightness requires either great luminosity, closeness, or both. Mimosa satisfies the first requirement.