• Thumbnail for List of largest optical telescopes in the 20th century
    m 394″ Segmented,36 United States Mauna Kea Observatory, Hawaii 1996 Hobby-Eberly Telescope (HET) 9.2 m 362″ Segmented,91 United States, Germany McDonald...
    63 KB (2,637 words) - 04:53, 6 July 2024