Hubble Space Telescope: What It Has Shown Us

The Hubble Space Telescope was launched on 24 April, 1990. This tool, built as a collaboration between NASA and the European Space Agency, is one of humanity's most important tools in discovering the Universe. Since its start, it has shown us distant galaxies, nebulae, and has even given us a clear idea of the Earth's age. It has answered some of the most lingering questions in astronomy, and is helping us discover whether life exists outside our planet. In this video, http://www.WatchMojo.com takes a look at some of the Hubble's most notable and extraordinary discoveries. read more...