Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

The materials that make up your body are intergalactic voyagers that have existed beyond the limits of the Milky ... way around" the galaxy before coming together to make up our bodies here on Earth.

Looking at a distant galaxy means looking back in time.

But only one galaxy stands out as the most important nearby stellar island to our Milky Way — the magnificent Andromeda galaxy (Messier 31 ... which is seen almost edge-on — tilted by 77 degrees ...

The lab released a new image of two galaxies merging, which teases the fate of the Milky Way. The galactic merger is located around 60 million light-years away from Earth. In the image ...

The cores of galaxies may not be made of what we thought, new research suggests — they could hold one giant, invisible star ...

New research suggests that the carbon that serves as the building blocks of life "took the long way around" the galaxy before coming together to make up our bodies here on Earth. The scientists behind ...

Most of the atoms in your body likely spent millions of years circling the Milky Way on a cosmic "conveyor belt" before returning to our galaxy prior ... comets — and in Earth's case, people.