Small and unassuming, Segue 1 is a nearby dwarf galaxy containing only a handful of stars—too few to provide the gravity ...

An unexpected monster black hole was found hiding inside one of the Milky Way's tiniest neighbors, rewriting what scientists ...

By Leah CraneA nearby galaxy once thought to be dominated by dark matter seems to have a surprise supermassive black hole at ...

The Segue 1, referred to as the "least chemically evolved galaxy known," could hint at the universe's very first stars, according to researchers who recently studied the tiny galaxy. Among all known ...

The question is a throwback to the ancient Greeks, who first came up with the notion that everything is composed of tiny atoms. Yet here we sit, still asking that question. When our telescopes survey ...

Astronomers have discovered a galaxy harboring more dark matter than any seen before. The galaxy is a small group of about 1,000 small, dim stars just outside the Milky Way called Segue 1. But while ...