Astronomers have discovered a giant Saturn-sized planet orbiting TOI-6894, the smallest star ever known to host such a world.

The life cycles of stars are fascinating, and sometimes the line between stars and planets isn’t as clear as it […] ...

Pictures are the key to new insights in the field of astrophysics. Such images include simulations of cosmic events, which ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...

The textbook picture of how planets form—serene, flat disks of cosmic dust—has just received a significant cosmic twist.

Material that doesn't become a planet may be flung outward, beyond a growing star's gravitational influence.

A quick guide to planets, including the eight in our solar system, how they form, and how many could be in the universe.

Astronomers have stumbled upon an incredible cosmic chain reaction: a young star launched a high-speed jet that ignited an ...

Stars and their formation remain key to understanding everything we know about solar systems like ours. But how stars form and ultimately spawn rocky planets on which life can flourish is still ...

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...