The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

While solitary black holes should be common, they are hard to find. The one in Sagittarius revealed itself when it passed in front of a dim background star, magnifying the star’s light and slowly ...

Webb witnessed a highly ionised gas whose level of energy was too high to come from something like supernovae, making ...

Astronomers have long been puzzled by two strange phenomena at the heart of our galaxy. First, the gas in the central ...

The researchers confirmed that two enormous stars, each more than 20 times the mass of the sun, are growing inside ...

The James Webb Space Telescope reveals turbulent environments found in Sagittarius C, a core part of our Milky Way galaxy.

Back when the Universe was new, following the Big Bang some 13.8 billion years ago, galaxies took a bit of time to assemble ...

The James Webb Space Telescope (JWST) has teamed up with the MeerKAT radio telescope array to explore how magnetic fields ...

A massive black hole at the heart of a galaxy in the Virgo constellation is waking up, shooting out intense X-ray flares at ...

This paper reports the discovery of a high-velocity star J07 ejected from globular cluster M15 approximately 21 million years ...

ALMA has revealed evidence of a new type of slim, filamentary structure that drives cycles of depletion and replenishment. At ...

If dark matter is creating positrons in the CMZ, those particles will eventually slow down and eventually annihilate with ...