Explore these orbiting pioneers and learn what they've discovered. 3 min read The Hubble Space Telescope was designed to free astronomers of a limitation that has plagued them since the days of ...
The cosmic microwave background (CMB ... of the CMB radiation by the European Space Agency's Planck spacecraft, the standard model predicts that the Hubble constant should be 67.4 kilometres ...
NASA and the European Space Station launched the Hubble Space Telescope in 1990, and over the past 34 years it’s been responsible for some of the most important discoveries in the universe.