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.

But researchers have used the James Webb Space Telescope, a collaboration of NASA and its European and Canadian space ...

Leo P, a tiny galaxy, stopped making stars after the universe’s reionization. Unlike most galaxies, it restarted billions of ...

The mystery of the Hubble tension has deepened with the startling finding that the Coma Cluster of galaxies is 38 million ...

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

Astronomers have discovered an extraordinary new giant radio galaxy with plasma jets 32 times the size of our Milky Way.

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

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

Pinpointing a Milepost Marker Star that Opened the Realm of Galaxies At the dawn of the 20th century, astronomers faced a ...

The “Great Attractor” is a fascinating cosmic phenomenon that has long captivated astronomers. The Milky Way and millions of other galaxies in our local universe are being drawn towards it at ...

Measuring distances across the universe is much more challenging than measuring distances on Earth. Is a brighter star closer ...