In 1974, the project’s Science Working Group recommended that the telescope be required to resolve details at least one-tenth ...
Over 20 years ago, the Hubble Space Telescope looked at a little patch of sky for days, with this methodical approach catching the light of galaxies that existed when the universe was not even 1 ...
Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...