IN AUGUST, radio astronomers announced that they had found an enormous hole in the universe. Nearly a billion light years across, the void lies in the constellation Eridanus and has far fewer ...

Space is an empty void. But one part is even emptier and more void-ish than the rest. Just southwest of Orion in the constellation Eridanus, astronomers have discovered a swath of space, one ...

The "hole" is located in the direction of the Eridanus constellation and has been identified in data from a survey of the sky made at radio wavelengths. ... But the void discovered by a University of ...

A sequence of stellar detonations likely carved out the region, leaving behind a hot, X-ray-emitting void. ... It encompasses the famous Orion Nebula and extends toward the Eridanus constellation.

In fact, the constellation is the home to the Boötes Void, an area of the universe 250 to 330 million light-years across that is nearly empty, containing only a handful of galaxies, according to ...

Did you know there’s a river of stars flowing across the night sky? I’m not talking about the Milky Way, which certainly looks like a river in and of itself. A few weeks ago, I wrote about ...