... Hubble Telescope Maps Pluto . ... A stunning map of this distant, diminutive planet, the first based on direct images, was revealed late last week in a Hubble Space Telescope press release. ... Arecibo: The Largest Telescope . ... The Arecibo radio telescope is currently the largest single-dish telescope in the world. ... The Arecibo.. ... In this 1994 photograph by the Hubble Space Telescope, a disk of hot gas was found to be orbiting at the center of this massive elliptical galaxy. ...