Space Center Houston
Since opening in 1992, Space Center Houston has welcomed nearly 20 million visitors and currently hosts more than 1 million visitors annually in its 250,000-square-foot educational complex. Educational emphasis is placed on science, technology, engineering and mathematics (STEM) in a fun and engaging way. It uses space exploration to inspire wonder and interest in science and math.
For more info: https://spacecenter.org/general-info/about/