Light Years
-
News Headlines
What is a light year
(ORDO NEWS) — A light year is a measurement of distance, not time (as the name might suggest). A light year is the distance a beam of light travels in one Earth year, or 9.7 trillion kilometers (6 trillion miles). On the scale of the universe, measuring distances in kilometers or miles does not reduce this distance. In the same way that you can measure the distance to a grocery…
-
News Headlines
Nature of the mysterious radio halo 1.4 billion light-years from Earth is revealed
(ORDO NEWS) — An international team of astronomers has been able to solve the mystery of a strange diffuse synchrotron source, which is located in a fairly large cluster of galaxies called Abell 523. Its diameter is almost three million light years. Experts began to study the cluster, which is located at a distance of 1.4 billion light years from our planet. For this, special powerful radio telescopes were used,…
-
News Headlines
There is a void in the universe hundreds of millions of light years across
(ORDO NEWS) — Astronomer Robert Kirchner in 1981, together with his colleagues, was creating a special three-dimensional map of the Universe. It was then that they noticed something unusual. It turned out to be a void in which galaxies were almost completely absent. It is a spherical region in outer space, which is located at a distance of almost 700 million light years from our planet. The diameter of this…