Learn how many suns exist in the Milky Way and how to understand how many sun-like stars are out there could help us understand how many Earth-like planets there are, too.

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms of the Milky Way over more than 4 billion years, according to new research.

Concentrated hydrogen in the galaxy’s spiral arms can be locked away in zircon crystals, providing startling clues about the ...

Scientists have just discovered a super-Earth less than 20 light-years away — and it might be the most promising place yet in ...

The shot of our planet and the great cosmos beyond offers an eerie sense of scale to our quotidian situations on Earth. reading time 2 minutes An astronaut recently captured an image of Earth from the ...

Astronomers see no stars ejected from the center of our Milky Way galaxy, giving them important information about the Sgr A* black hole.

The Milky Way is our home galaxy with a disc of stars that spans more than 100,000 light-years. While the Milky Way is generally always visible from Earth, certain times of year are better for ...

Do the building blocks of life exist beyond the Milky Way, and can we identify them? This is what a recent study published in ...

What does the Milky Way look like? Sometimes, the billions of stars comprising our home galaxy appear especially vibrant during “Milky Way season” as the band arcs across the night sky. The reason has ...