The Milky Way is not the serene, flat disc that textbook illustrations suggest. Astronomers have confirmed that the outer edges of our galaxy’s disc are warped and that this deformation rotates slowly ...

Add Yahoo as a preferred source to see more of our stories on Google. Artistic representation of the Milky Way, where the innermost stars move at near relativistic speeds (defined as velocities that ...

On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its thrusters to leave Earth behind, and slipped into an orbit around the Sun, ...

Scientists have discovered a rogue planet roaming the Milky Way after combining observations from Earth and a space telescope. This rare dual perspective allowed them to weigh the planet and pinpoint ...

Runaway stars are stars that move through space at unusually high speeds, drifting away from the places where they were born. Researchers from the Institute of Cosmos Sciences of the University of ...

For billions of years before reaching its current location, the Sun may have slowly travelled as part of a large group, or “wave,” of stars drifting out from the inner parts of the Milky Way. This ...