The Einstein ring, formed as light from a distant galaxy bends to glow around another object in the foreground, could help ...

The "dark universe detective" space telescope Euclid has discovered its first Einstein ring in the process, learning about ...

Euclid’s jaw-dropping capture of the closest Einstein ring ever seen reveals the hidden forces shaping our universe — and ...

A minority view ... one star system (or galaxy) among myriad others. This was the birth of our modern universe of galaxies, so poetically celebrated in Seeing in the Dark. Today, astronomers ...

While confirming a dark galaxy is challenging, there are several candidates that meet the criteria. Moreover, there are galaxies that, while not entirely dark, come close to that definition due to ...

A fuzzy form of dark matter may clump up to become the cores of galaxies, according to new research. The traditional dark matter hypothesis, that it's some form of cold, massive particle that ...

The new group, designated CGG-z4, hosts two optically dark star-forming galaxies. The finding was detailed in a research paper published Jan. 9 on the pre-print server arXiv. Galaxy groups are the ...

Dark stars can be incredibly huge, stretching for thousands of light-years, while still having relatively low density. This would match observations of galaxy cores, which makes this an intriguing ...

The Milky Way is our home galaxy ... face-on view of it. Instead, we see it as an arc of light across the night sky. It's one of the most beautiful sights in nature, but it requires a dark sky ...

Pinwheel Galaxy. Its swirling spiral arms display a high rate of star formation and host six detected supernovae. This image was captured with the Department of Energy-fabricated Dark Energy ...