Important discoveries so far include regularly setting the record for the most distant object in the universe. (sciencemag.org)
Scientists expect that this will allow them to observe more distant objects in the universe whose light has been pushed into the near - infrared. (newatlas.com)
Today astronomers measure how much dark matter a cluster of galaxies may have by observing how the cluster bends light from more distant objects. (religion.blogs.cnn.com)