"The discovery of this stream highlights how much is still unknown about the life histories of galaxies, how the hidden ...

Simulating a billion years using previous best-resolution simulations would take almost 36 years of real computing time.

Chandra X-ray Observatory and X-ray Polarimetry Explorer (IXPE) imagery of the Milky Way's core and supermassive black hole ...

Astronomers have long puzzled over the cause of a mysterious “glow” of very high energy gamma radiation emanating from the ...

A mysterious, high-energy glow from gamma-rays in the Milky Way's center is reigniting the debate: dark matter or a hidden ...

Researchers have successfully performed the world's first Milky Way simulation that accurately represents more than 100 ...

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far.

Researchers combined deep learning with high-resolution physics to create the first Milky Way model that tracks over 100 ...

LHAASO has uncovered that micro-quasars, black holes feeding on companion stars, are powerful PeV particle accelerators.

"Even though it's the first time we've seen a galaxy like this, we think that there could be many more out there." ...

The galaxy, known as Y1, existed just 800 million years after the Big Bang and is forming stars 180 times faster than the ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...