They're called ghost particles for a reason. They're everywhere—trillions of them constantly stream through everything: our ...

The subatomic particles are incredibly numerous. About 1,000 neutrinos from stars other than the sun pass through a thumbnail ...

Combining advanced stellar models with data from the ESA’s Gaia telescope, they not only gave a clearer picture but also ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its thrusters to leave Earth behind, and slipped into an orbit around the Sun, ...

Our galaxy's supermassive black hole is famous for being one of the dimmest in the universe. Evidence from a new space ...

From a window on the International Space Station, astronauts have captured a rare view of a nearby galaxy caught in the act ...

They're called ghost particles for a reason. They're everywhere – trillions of them constantly stream through everything: our ...

Astronauts on the International Space Station were not only treated to a sight from Earth's atmosphere recently but also ...

The Milky Way is a spiral galaxy containing 100-400 billion stars. Planet Earth sits along one of the galaxy’s spiral arms. Though the Milky Way is generally always visible from Earth, certain times ...

Imagine hearing a sound that began its journey before our galaxy even existed. That is what astronomers are doing now. They ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Benita Albert brings us part two of the two-part series on the career of Bob Benjamin. His career interest in astronomy began soon after graduating from Oak Ridge High School. You will find it ...