Celebrate the Earth and the sky in one week? Sure why not.
Stargazing at Connecticut College: April 19, 7:30-10 p.m., Free, Olin Observatory, Olin Science Center, Connecticut College, 270 Mohegan Ave., New London, (860) 439-2345. Talks, activities, star and moon viewing and more.
Activities at The Children's Museum: April 20, The Children's Museum, 950 Trout Brook Rd., West Hartford, (860) 231-2824, thechildrensmuseumct.org. Hands-on activities, planetarium shows and more.