Using commercially available telescopes and spectral filters, an amateur astronomer named Steve Hill collected data to map ...
The dense stellar remnant would, if confirmed, be the closest known object to any black hole, according to preliminary ...
A groundbreaking study combining the efforts of amateur and professional astronomers has redefined our understanding of ...
In 2018, a galaxy about 270 million light-years away from Earth exhibited a major increase in activity. It quieted down again ...
The first black hole that astronomers observed "turning off" just turned back on, releasing jets of hot gas into the cosmos.
The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...
The 245th Meeting of the American Astronomical Society is being held Jan. 12 to Jan. 16 and will feature remarkable findings ...
But in recent years, astronomers have begun to find compact objects that emit pulses of radio waves at a much slower rate. This has baffled scientists, who had thought that radio wave flashes ...
Researchers found far more hidden black holes than previously known, indicating plenty of behemoths lurking in thick clouds ...
A little-known chapter of the Hubble Space Telescope’s history is a reminder of the risks of looking at the sun ...