scientific and educational items. IMAX theater - a new seven-story IMAX screen Phase I was completed and opened in 1998, when the museum was opened and officially renamed the California Science Center. Phase II Ecosystems - opened in 2010 Renovated the historic 160th Regiment State Armory building into the new "Wallis Annenberg Building for Science Learning and Innovation", opened in 2004 The building includes the Amgen Center for Science Learning and the K-5 Science Center School, a public magnet school officially known as the Dr. Theodore T. Alexander Jr. Science Center School. SKETCH Foundation Gallery, Air and Space Exhibits - opened in 2002, a temporary gallery featuring interactive exhibits and artifacts on continuing loan from NASA and The Smithsonian Institution. Air and Space Gallery (former California Aerospace Museum) closed in 2011, with displays moved into the main Science Center in the SKETCH Foundation Gallery. In 2012, the California Science Center opened a temporary steel structure known as the "Samuel Oschin Pavilion" to house the Space Shuttle Endeavour. The structure was designed by Zimmer Gunsul Frasca Partnership and is planned to be replaced by the new Samuel Oschin Air and Space Center on the east side of the Science Center. In 2015, the museum received the last remaining Space Shuttle external tank. Phase III Samuel Oschin Air and Space Center - planned to open in 2025, the addition was formerly titled "Worlds Beyond". The ZGF designed addition is currently under construction. It will house a total of 150 new exhibits, including the permanent home of the Space Shuttle Endeavour. The center will include a shuttle gallery, which will permanently house Space Shuttle Endeavour, an air gallery that will house 20 airplanes, and a space gallery. Gallery See also List of most-visited museums in the United States Mathematica: A World of Numbers... and Beyond Exposition Park (Los Angeles) References Further reading External links usc.edu Brief story about the California Museum of Science and Industry CMSI Remembering the California Museum of Science & Industry EHDD Architecture Phase II architects Museums in Los Angeles Exposition Park (Los Angeles) Aerospace museums in California Science museums in California History museums in California IMAX venues Science centers Space Shuttle tourist attractions Science and technology in Greater Los Angeles California Natural Resources Agency Science Center, California Smithsonian Institution affiliates Institutions accredited by the American Alliance of Museums Association of Science-Technology Centers member institutions Museums established in 1951 1951