An underwater observatory recently detected a startlingly energetic cosmic neutrino. One possible cause involves a phenomenon ...

The Event Horizon Telescope captured the first image of the Milky Way galaxy's supermassive black hole Sagittarius A* — our ...

A blazing supermassive black hole can influence far more than its own galaxy. Scientists found that quasars emit radiation strong enough to shut down star formation in nearby galaxies millions of ...

One of the things astronomers find when they look around at galaxies is a correlation between a galaxy's mass and the mass of its supermassive black hole. Contrary to popular belief, these SMBH don't ...

In 1916, only a year after Albert Einstein had published his general theory of relativity, Karl Schwarzschild used mathematical calculations to show this: If sufficient mass could be placed into an ...

Scientists at Raman Research Institute have decoded mysterious repeating X-ray flares from deep space, suggesting the source ...

A luminous swirl set against the deep black of space, the barred spiral galaxy IC 486 glows with a soft, ethereal light in ...

"The Super Mario Galaxy Movie" has crash-landed on our planet. But just days before its release, Universal and Nintendo ...

A galaxy is a massive, gravitationally bound system. It contains stars, stellar remnants, interstellar gas and dust, and a ...

You won't want to get up when "The Super Mario Galaxy Movie" cuts to black, as the film contains some noteworthy post credits ...

Powerful radiation from active supermassive black holes, which are believed to sit at the center of most galaxies, can do more than shape their own ...