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

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

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope ...

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

Using data from the James Webb Space Telescope, astronomers traced how Milky Way–like galaxies formed and changed over time.

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...

Astronomers have just confirmed for the first time the existence of a "rogue planet"—a world drifting in space without being ...

Thanks to an enormous stroke of luck and serendipitous timing, astronomers were able to calculate the mass and distance of a ...

A new study shows how Milky Way chemical tracks emerge from shifting star formation and gas supply, reshaping ideas about the ...

Fresh evidence claims that our Milky Way galaxy is suspended inside of a giant cosmic void, researchers shared on Wednesday. NASA/UPI July 10 (UPI) --Fresh evidence claims that the Earth and the ...

Hypervelocity stars have, since the 1920s, been an important tool that allows astronomers to study the properties of the ...

Here’s what you’ll learn when you read this story: Understanding the Earth’s journey through the Milky Way is tricky, but a new study used neutral hydrogen and zircon crystals to dig up details of ...