They slip through your skin, your walls, and the whole Earth without leaving a mark. Neutrinos earn the nickname “ghost particles” because they almost never interact with anything. Yet those rare ...

The Milky Way's galactic bulge, the bulbous region that surrounds the galactic center, contains a dense collection of stars, ...

Nuclear reactions in stars spawn neutrinos. Known as ghost particles, trillions of them zip through space and literally everything: our bodies, planets, and even the entire cosmos, without interacting ...

Our understanding of the galaxy has advanced with every leap in the number of stars. From early observations to more and more advanced space and ground-based telescopes, each milestone has revealed ...

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The galaxy’s most common stars rarely host sub-Neptune planets, revealing a new pattern in how close-in worlds form.

Scientists map frozen water across the Milky Way, revealing vast “interstellar glaciers” that may help seed new planets and support life.