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

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 ...

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

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 ...

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

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

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

Uncover the mysteries of galaxies with Rutgers University's new findings on Leo P, a small galaxy that started and stopped ...

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.