What looks like a galactic dance is really a cosmic optical illusion—two galaxies, worlds apart, perfectly aligned by chance.

What: New analyses using early observations from the European Space Agency’s Euclid mission examine how galaxy mergers trigger active galactic nuclei (AGN), luminou ...

Two ways of measuring how fast the universe is expanding disagree, a puzzle known as the Hubble tension. Tiny magnetic fields from the Big Bang may offer a solution.

Hubble captures a dazzling stellar nursery where newborn stars light up and carve their way through glowing clouds in a ...

The Orion constellation is home to some of the most luminous stars in our Milky Way galaxy. When you purchase through links ...

This faraway, ancient ball of stars may have been captured from another galaxy that passed too close to the Milky Way.

Discover seven unusual galaxies defying scientific predictions, from impossibly bright early universe objects to astrophysics ...

This NASA/ESA Hubble Space Telescope image of NGC 7722, a lenticular galaxy located about 187 million light-years away, ...

Scientists have reanalyzed approximately 100 million images from NASA’s Hubble Space Telescope using artificial intelligence ...