An ultra-deep image from the National Science Foundation's Dark Energy Camera reveals a wide variety of galaxies in the ...

These mysterious objects can have masses several million or billion times that of the Sun and are so dense that they warp ...

Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

NGC 2090 - A Flaky Disc: NGC 2090 is a spiral galaxy which is located in the constellation Columba. This galaxy played a ...

These massive currents carry material on a journey through and around star-forming galaxies before they settle and form stars ...

A new computational method gleans more information than its predecessors from maps showing how galaxies are clustered and threaded throughout the universe.

Researchers studied how the universe’s structure changed over time. They found that the universe is less clumpy than expected ...

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...

By combining data from the DESI Legacy Imaging Surveys and the Gemini South telescope, astronomers have investigated three ...

An international team of astronomers reports the discovery of a new compact galaxy group using the Atacama Large ...

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.