Water isn't just delivered to planets by comets and asteroids — it can also be forged as worlds form, a new study finds. For ...

A new study suggests that during a potential phase of primordial matter domination, particle interactions may have led to the formation of the universe’s first compact cosmic objects. Less than a ...

In the blink of an eye after the Big Bang, the universe could have birthed strange new stars and black holes.

Astronomers working hard at NASA have found a star that could be older than the universe. But is that even possibile? This ...

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

Physicists have taken the Universe’s temperature, revealing the searing trillion-degree heat of the Big Bang’s first plasma.

The James Webb Space Telescope may have discovered Population III stars, the universe's first generation of stars. They may ...

The discovery of a superheated star factory that forms stars 180 times faster than our own Milky Way could help solve a ...

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By ...

The discovery indicates how galaxies could have grown quickly when the universe was very young, solving a long-standing ...

At the heart of the Milky Way, just 27,000 light-years from Earth, there is a supermassive black hole with a mass of more ...