How Far Is A Light Year?
One Light Year is 5.88 Trillion Miles! That’s pretty far away. Incredible discovery here reported by popularmechanics.com about the Oldest Light In The Universe.
very old quasar Studying a faraway quasar, scientists have encountered some of the oldest light in the universe. Thanks to a powerful telescope on earth and a galaxy acting as a gravitational lens, scientists have been able to observe the quasar despite its distance of 12.8 billion light-years away […]