Join our professional astronomers for an impressive tour of Nantucket’s night sky. Our staff will lead constellation tours and guide you in viewing astronomical objects through our historic 8-inch Alvan Clark refractor and our modern 24-inch research telescope. Get a chance to view the Moon, planets, star clusters, nebulae, and even other galaxies! Learn about the cutting-edge research being conducted by Maria Mitchell Observatory astronomers and interns and get all your astronomy questions answered!