-
Made the first telescope
Allowed to search the skys and find the moons of different planets and the craters on the moons. -
Leviathan of parsonstown
Lord rosse constructed it in ireland . Used it to discover first spiral nebulae. -
Hubble space telescope
recorded some of the most detailed visible light images ever, allowing a deep view into space and time. -
James webb space telescope
Scientific successer to the hubble space telescope. With unprecented resolution and sensitivity from long-wavelength visible to the mid-infrared.