How do galaxies evolve into the starry spirals famously seen by NASA’s Hubble Space Telescope and others? Researchers sought answers about the faint stars and gases surrounding galaxies like our own.

In recent groundbreaking research published in Monthly Notices of the Royal Astronomical Society, scientists from the University of Queensland have provided insights into the likely fate of our galaxy ...

New multiscale simulations help crack long-standing mysteries behind the enormous radio arcs generated when galaxy clusters ...

Supermassive black holes at the centers of large galaxies grew mostly through the accretion of gas, with the occasional boost from mergers with other black holes. When you purchase through links on ...

An artist's concept depicts the Milky Way galaxy and its spiral shape. Our solar system is located in one of the spiral arms. - NASA/JPL-Caltech A collision between our Milky Way galaxy and its ...

SANTA CRUZ, CA — According to the prevailing “cold dark matter” theory of the evolution of the universe, every galaxy is surrounded by a halo of dark matter that can only be detected indirectly by ...

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Imaging shows NGC 6789 building stars in near-total isolation, pushing scientists to rethink gas supply and formation in ...