The sphere-shaped void, described today in the Astrophysical Journal Letters, spans about 150 parsecs—nearly 500 light years—and is located on the sky among the constellations Perseus and Taurus.

Astronomers have solved a cosmic mystery, revealing the long-hidden object that collided with the Perseus cluster in a vast-scale hit-and-run billions of years ago. Composed of thousands of ...

Perseus is one of Ptolemy's ancient constellations. Perseus is the 24th largest constellation in the night sky and is visible across the Northern Hemisphere and parts of the Southern Hemisphere ...

"All the odd shapes and swirling gas observed in the Perseus cluster now make sense within the context of a major merger." Astronomers have discovered a long-missing element of a galactic ...

The sphere-shaped void spans about 150 parsecs – nearly 500 light years – and is located among the Perseus and Taurus constellations. Researchers believe the cavity was formed by an ancient ...