José Castro Mendivil Digital Planetarium (Spanish: Planetario Digital José Castro Mendivil), also known simply as the Morro Solar Planetarium (Spanish: Planetario del Morro Solar), is a planetarium and site museum dedicated to astronomy in the Morro Solar of Chorrillos District, Lima, Peru.

[2] Besides its 360° theatre, it also features remnants of the Battle of San Juan during the War of the Pacific.

[2] In 1968, construction of an observatory began, with the Astronomical League of the United States donating a Schmidt–Cassegrain telescope.

The building's iron dome was designed by the industrial service of the Peruvian Navy, with the entire complex having a cost of US$62,800.

[2][5] In 2018, the APA donated three bronze plaques to replace the ones stolen at the nearby Monument to the Unknown Soldier.