The Universe in a Mirror: The Saga of the Hubble Space Telescope and the Visionaries Who Built It

摘要

The Hubble Space Telescope hasrnbeen the most productive space science mission in history. The telescope has imaged planets around other stars andrnassayed their atmospheres. It has measured the age of the universe and proved that black holes live at the center of galaxies. And Hubble has confirmed thatrnthe universe's quickening expansion must be powered by a mysterious dark energy. A shuttle assignment to help service the telescope is one coveted by every astronaut: Only NASA's best spacewalkers are tagged to take on exacting repair work deep within the orbiting telescope's delicate interior.