ASTROLab - Interpretation and activity centre devoted to astronomy and nature (located in the province of Québec).
Maryland Science Center - Discover the wonder at the Maryland Science Center: the place for space!
National Space Science Centre - A dramatic visitor attraction on all things to do with space. Challenger Learning Centre now open. Main centre opens Spring 2001.
Reuben H. Fleet Science Center
Rutherford Appleton Laboratory - The Space Science and Technology Department (SSTD) at the Rutherford Appleton Laboratory (RAL) carries out an exciting range of space research and technology development.

Arizona Science Center
Association of Science Technology Centres
Calgary Science Center
Carnegie Science Center
Exploradome, Sciences, Arts et Multimédias
Exploratorium
Flandrau Science Centre
Kennedy Space Center
Liberty Science Center
Miami Museum of Science
Museum of Science and Industry
Natural History Museum
New York Hall of Science
Ontario Science Center
Oregon Museum of Science and Industry
Pacific Science Center
Pacific Space Centre
Psitronics Group Systems, Int'l.
Questacon
Royal Observatory Greenwich
Science World
Sciencenter
SciPort Discovery Center
Scitech Discovery Center
Space Place
St. Louis Science Center
Sterrenwacht
Umich Science Learning Center
Wollongong Science Center