"No existing galaxy formation model within our standard cosmological paradigm can currently explain how this galaxy came to ...

A blob of gas seen outside the Milky Way could be a type of starless, dark matter–dominated galaxy. Some scientists are skeptical.

K2-18b, an exoplanet 120 light-years away, may be the best hope to confirm that life exists beyond Earth. Here's what to know ...

Astronomers are applying new image-processing techniques to previously released Hubble observations in honor of the space ...

About half of the non-dark matter in the universe cannot be accounted for by stars and galaxies alone. Now, scientists say ...

In simplest terms, the rate at which the universe expands on paper doesn’t match actual astronomical observations. That speed ...

One such moment was when space craft sent back images of the Earth for the first time. Another is the discovery of life on ...

Astronomers may have uncovered a hidden population of galaxies that could rewrite what we know about the universe's evolution ...

Uranus Findings Can Aid the Study of Exoplanets Now more than 30 years into its mission, the Hubble Space Telescope has ...

Researchers mapped a far-infrared landscape brimming with nearly 2,000 galaxies. There may be "hidden galaxies" lurking just out of sight.

Astronomers have peered back in time to find what looks like a population of "hidden" galaxies that could hold the key to ...

The new Epic Universe in Florida marks the first new major theme park in the United States in nearly a quarter century, lives ...