We may already have had our first-ever encounter with dark matter, according to researchers who say a mysteriously ...

How the pioneering scientist, and namesake of an enormous new telescope, forced astronomers to rethink the universe.

A new study suggests they may have a ghostly shadow—trailing dark matter spirals hovering above and below them. A team of ...

Dark stars were first suggested in 2007, but now observations with the James Webb Space Telescope hint that we may have ...

Known for its large mass despite emitting very little light, Segue 1 is traditionally viewed as a prime candidate for studying dark matter-dominated galaxies. However, the unique investigation ...

First and perhaps most perplexingly, researchers remain unsure about what exactly dark matter is. Originally, some scientists ...

Baltimore resident Adam Reiss, a professor of astronomy and physics at Johns Hopkins and an astronomer with the Space ...

You could swim through the deepest voids and encounter a single hydrogen atom in an entire football field's worth of space.

It shapes galaxies and bends light, but is dark matter even real? Find out what scientists know, what they’re still guessing, and why this mystery matters.

Astronomer Vera Rubin, now honored on a U.S. quarter, transformed our understanding of the universe by uncovering powerful ...

The ongoing search for dark matter, the elusive type of matter that does not emit, absorb or reflect light and is estimated ...

A black hole is more than just a region of space where nothing escapes. It can also become a powerful cosmic engine.