The Milky Way ripples like a vast cosmic wave. Gaia’s precise measurements reveal a colossal motion sweeping through the ...

For decades, astronomers have known that stars orbit the Milky Way’s centre and that the galactic disc is warped.

Scientists may be coming closer to confirming the existence of dark matter, thought to make up more than one-quarter of the ...

Standing on Earth and gazing out into the night sky, you’d think our Milky Way galaxy is relatively calm. Most nearby ...

The galaxy’s vast spiral arms span approximately 2,60,000 light-years, hosting over a trillion stars orbiting a supermassive ...

Our Milky Way galaxy never sits still: it rotates and wobbles. And now, data from the European Space Agency’s Gaia space ...

"Because young giant stars and Cepheids move with the wave ... wave motion is visible when our galaxy is observed edge-on. Such vertical motions, represented by arrows, show ripples of movement far ...

On the night of Oct. 5, 1923, Edwin Hubble observed a strange star that flickered in intensity at regular intervals. The star ...

Interstellar comet 3I/ATLAS, a 7.5-billion-year-old visitor from the early galaxy, is offering scientists a rare glimpse into ...

ORCs are vast, faint rings of radio energy that surround galaxies and can be detected only in radio wavelengths of the ...

The month is packed with skywatching highlights—including two galaxies visible to the naked eye and a rare glimpse of the ...

For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of light is incredibly fast to us ...