Gamma ray bursts are fleeting and can originate at any point in the sky, making it much easier for astronomers to observe ... The nearest ring is about 1,300 light-years away, and the most distant ...

Using the Atacama Large Millimeter/submillimeter Array (ALMA), of which ESO is a partner, astronomers have discovered a large reservoir of hot gas in the still-forming galaxy cluster around the ...

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Gravitational lensing allows astronomers to "discover black holes in the other 99 percent of galaxies that are currently inaccessible," Nightingale said. There are currently around 500 known ...

Astronomers believe they can be found at the centre of all large galaxies, such as the Milky Way. Ultramassive black holes are rare and elusive, and their origins are unclear. Some believe they ...

Astronomers are becoming increasingly concerned about light pollution in the night sky caused by the growing number of satellites, and also space junk, in low-Earth orbit. Sunlight reflecting off ...

The first scientific results are coming in, and the $10 billion instrument is working even better than astronomers had dared to hope. Saturn’s largest moon came under the gaze of NASA’s ...

Gravitational lensing allows astronomers to "discover black holes in the other 99 percent of galaxies that are currently inaccessible," Nightingale said. There are currently around 500 known ...

One of the largest black holes ever recorded has been discovered using a new technique that could spot thousands more of the insatiable celestial monsters in the coming years, according to astronomers ...

By Oliver Whang Astronomers offer “a surprisingly simple ... Researchers reported auroras around Jupiter’s two largest Galilean moons for the first time and found new features in the auroras ...