Astronomical telescopes yog cov cuab yeej tseem ceeb rau kev soj ntsuam lub cev hnub qub thiab khaws cov ntaub ntawv xov xwm hnub qub. Txij li thaum Galileo Galilei tau ua thawj lub koob yees duab hauv xyoo 1609, telescopes tau txuas ntxiv txhim kho, los ntawm optical band mus rau tag nrho cov band, los ntawm av mus rau qhov chaw, lub peev xwm saib xyuas lub koob yees duab tau muaj zog thiab muaj zog, thiab ntau dua thiab ntau dua cov ntaub ntawv ntuj ceeb tsheej tuaj yeem ntes tau. Tib neeg muaj telescopes hauv electromagnetic band, neutrinos, gravitational tsis, cosmic rays thiab lwm yam.