Radio signals unveil secrets of massive galaxies

Black holes—the cosmic behemoths known for powering some of the brightest radio wave sources in the universe—were the focal point of a study led by Associate Professor Michael Brown, from the School of Physics and Astronomy ...

A solar 'radio eclipse' ring of fire

On October 14, as most Californians were treated to a partial solar eclipse, researchers at the Owens Valley Radio Observatory (OVRO) took in a different view.

Billion-light-year-wide 'bubble of galaxies' discovered

Astronomers have discovered the first "bubble of galaxies," an almost unimaginably huge cosmic structure thought to be a fossilized remnant from just after the Big Bang sitting in our galactic backyard.

Milky Way found to be too big for its 'cosmological wall'

Is the Milky Way special, or, at least, is it in a special place in the universe? An international team of astronomers has found that the answer to that question is yes, in a way not previously appreciated. A new study shows ...

Tiny, hidden galaxy provides a peek into the past

Peeking out from behind the glare of a bright foreground star, astronomers have uncovered the most extraordinary example yet of a nearby galaxy with characteristics that are more like galaxies in the distant, early universe. ...

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