These hypothetical stars are the densest objects in the universe that can exist without becoming full-fledged black holes. When you purchase through links on our site, we may earn an affiliate ...

In the European Physical Journal Plus, Rafelski and two colleagues mathematically demonstrated that the existence of CUDOs (compact ultra dense objects) do not have dark matter, but are filled with ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...

Astronomers suspect that in the first second after the universe formed, the very first black holes also formed. These tiny though profoundly dense objects — think of an atom-sized particle wielding ...

Learn what a black hole is, how it forms, and how astronomers detect it. Understand the science behind black holes and their ...