The Milky Way, our home galaxy, is part of a different supercluster called Laniakea, which, at 500 million light-years wide, ...

"We've always known that we need something to complete the puzzle, but we haven't really known what shape or form those ...

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

A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and ...

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

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

An astonishing discovery from the James Webb Space Telescope may rewrite our understanding of the Universe’s early years. A ...

Up until recently, astronomy was reliant entirely on electromagnetic waves. While that changed with the confirmation of ...

A new study suggests the universe may rotate -- just extremely slowly. The finding could help solve one of astronomy's biggest puzzles.

Data from the Atacama Cosmology Telescope (ACT) has now given researchers new detailed images of the universe's earliest ...

A team of researchers at Nagoya University has discovered evidence that the Small Magellanic Cloud is potentially being torn ...

An analysis of star movements from the Gaia spacecraft reveals that the Small Magellanic Cloud — a satellite galaxy bound to ...