Astronomers using the NASA/ESA/CSA James Webb Space Telescope have uncovered an unprecedented richness of small gas-phase ...

Andromeda is also a flattened spiral like the Milky Way, but it's twice as large — 220,000 light-years across versus 105,000 for the Milky Way — and crammed with a trillion suns. Can you even begin to ...

This faraway, ancient ball of stars may have been captured from another galaxy that passed too close to the Milky Way.

Astronomers propose that an ultra-dense clump of exotic dark matter could be masquerading as the powerful object thought to ...

Researchers have modeled a concentration of fermionic dark matter that could explain the Milky Way’s central gravity without ...

Long-held assumptions about what lies at the center of the Milky Way could be incorrect, as new international research ...

A vast, flat sheet of dark matter may solve the long-standing mystery of why our neighboring galaxy Andromeda is speeding ...

You might think galaxies can’t ever find each other in our runaway cosmos, but it turns out gravity can sometimes overcome ...

There is a lot we have yet to understand about the center of the Milky Way—could it be due to a mass of invisible dark matter?

For decades, the motions of stars near the center of our Milky Way Galaxy have been treated as some of the clearest evidence ...

The Webb space telescope pushes boundaries of observable universe closer to Big Bang. NASA’s James Webb Space Telescope has topped itself once again, delivering on its promise t ...