Imagine if the nearest intelligent aliens were not across the street, not across the solar system, but on the far side of the Milky Way, some 33,000 light-years away from Earth. That’s the scenario ...

A NASA astrophysicist has recently proposed a theory that could potentially resolve the long-standing Fermi Paradox. The theory suggests that alien civilizations may be scattered sparsely throughout ...

SOME of the brightest stars in the night sky are aliens from another galaxy. These interlopers were probably incorporated into the Milky Way when it ripped their parent galaxy to shreds and ...

Our Milky Way is far from calm — it ripples with a colossal wave spanning tens of thousands of light-years, revealed by ESA’s Gaia telescope. This wave, moving through the galaxy’s disc like ripples ...

The Milky Way may have undergone a dramatic change in orientation during its history, according to new research that helps explain a long-standing mystery about our galaxy. Using supercomputer ...

Look up on a dark night and the Milky Way appears as a calm band of stars across the sky. But our galaxy has a violent past. For more than 13 billion years it has grown through star formation and ...

New simulations of Milky Way-like galaxies reveal that the strange split between two chemically distinct groups of stars may arise from several very different evolutionary events. Bursts of star ...