Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) in Chile have discovered "signs of a ‘hot spot’ orbiting Sagittarius A*," according to the European Southern Observatory (ESO) ...

If a star orbits a black hole, it will appear from a distance to be orbiting empty space. Gaia projects the star’s orbit on a ...

Galaxies are astronomical objects composed of billions or even trillions of stars. Our Earth and solar system are just a tiny ...

Giant radio galaxies (GRGs) are massive, with plasma jets powered by supermassive black holes at their centers, stretching ...

In the heart of our Milky Way galaxy, two gigantic "bubbles" extend roughly 50,000 light-years above and below the galactic ...

Researchers have discovered the largest black hole plasma jets ever in a galaxy almost 7 billion light years away from Earth.

Space is already filled with plenty of mysteries, and black holes may be among the strangest. Here are some of the questions ...

In some galaxies, large amounts of interstellar gas are spiralling around the super massive black hole and getting pulled in ...

The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.

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In NASA's latest survey, experts detected black holes hidden behind thick clouds of gas and dust and others that are not. Their study, published in the Astrophysical Journal, found that around 35% of ...