Completed in 1980, the Hong Kong Space Museum is located near the harbour in Tsim Sha Tsui. Reputed to be the first local planetarium for the popularization of astronomy and space science, this museum, with its unique egg-shaped dome, has become one of the famous landmarks in Hong Kong.

Occupying an area of 8000 square meters (2 acres), the museum comprises of two wings. As the planetarium's nucleus, the east wing located under the dome comprises the Space Theatre, Hall of Space Science, workshops and offices. The west wing houses the Hall of Astronomy, Lecture Hall, Gift Shop and offices.

The museum's Space Theatre is one of the world's largest and most technically sophisticated planetariums, where thrilling wide-screen Omnimax and Skyshows are presented. The Hong Kong Space Museum was the first museum in the world with a theatre equipped with a fully automated control system. One showing of each presentation is in English, and headphones for simultaneous translation in English, Cantonese, Mandarin and Japanese are available free of charge.

The Hong Kong Space Museum has two exhibition halls: the Hall of Space Science and the Hall of Astronomy on the ground and first floors respectively. The exhibits, predominately interactive, enable visitors to explore a wide range of entertaining and educational resources relating to space science and astronomy.