Science31 Oldest Quasars Ever Found: Universe Was Just 5% Its AgeESA's Euclid telescope discovered 31 ancient quasars — two formed just 670 million years after the Big Bang, the oldest ever observed, shining with the light of a trillion suns.
ScienceAstronomers Find the Universe's Most Pristine StarA star with less than 0.005% of the Sun's metals has been discovered drifting into the Milky Way — offering a rare window into the universe's earliest era.
