Astronomers have discovered that the Hercules-Corona Borealis Great Wall — the largest known structure in the universe — is ...

A repeating nova eruption in the Large Magellanic Cloud has shattered temperature records, revealing unexpected chemical ...

Possible dark galaxy discovered near Milky Way Emits no visible light, made of hydrogen and dark matter Detected using Green ...

Prior to the current finding, all black holes that scientists have ever identified have been spotted with a companion star.