Possible dark galaxy discovered near Milky Way Emits no visible light, made of hydrogen and dark matter Detected using Green ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

Astronomers have long struggled with a troubling puzzle: a significant portion of normal matter in the universe appeared to ...

See the SpaceX Dragon spacecraft and the Milky Way galaxy in this time-lapse view from the International Space Station.

The Webb telescope has spotted exoplanets circling white dwarf stars, proving that planets can survive their star’s violent ...

JWST discovers Zhúlóng, the earliest Milky Way-like galaxy, 800 million years after the Big Bang explosion occurred.

The halo is more extended that astronomers originally thought, and contains enough hydrogen gas to resolve the problem of the ...

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

A new analysis of the sky has finally confirmed where the missing half of the Universe's visible matter has been hiding.

Zhúlóng is the most distant spiral galaxy ever seen. It formed 1 billion years after Big Bang, yet has a calm structure like ...

Astronomers have spotted the farthest spiral galaxy ever seen. Its light has travelled 12.8 billion years to reach Earth.

"What makes Zhúlóng stand out is just how much it resembles the Milky Way—both in shape, size and stellar mass," said the ...