Roughly 400,000 years after the Big Bang, the universe cooled just enough to allow photons to escape from the primordial ...

An international team led by the University of Geneva (UNIGE) has identified three ultra-massive galaxies—nearly as massive ...

Astronomers have identified three ultra-massive galaxies -- nearly as massive as the Milky Way -- already in place within the first billion years after the Big Bang. This surprising discovery was made ...

A team led by Dante Minniti and including Vatican Observatory scholars maps the Milky Way in stunning detail. Built from ...

An enormously detailed map of the Milky Way galaxy has just been published by a team of astronomers led by Vatican Observatory adjunct scholar Dante Minniti and including Vatican Observatory staff ...

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit ...

The Sagittarius A* supermassive black hole at the core of the Milky Galaxy may be "warping the spacetime surrounding it into ...

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How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit ...

This brings us to eROSITA, the Max Planck Institute of Extraterrestrial Physics' powerful space-based X-ray telescope. Led by ...

If I ask you to picture a radio telescope, you probably imagine a large dish pointing to the sky, or even an array of dish ...

Hot spots and tunnels to neighboring "superbubbles" seem to have been created by supernovas and infant star outbursts.