Multi-epoch Hubble Space Telescope imaging, tracked over five to seven years, has produced the first direct measurements of ...

An international team has pioneered a "motion-picture" method for measuring the precession rate of the Milky Way's disk warp. Using a sample of Cepheid variable stars of different ages, this method ...

Picture the Milky Way not as a silent pinwheel of stars but as something that quietly sings. Scattered through it are ...

Understanding the nature of our cosmos requires an accurate map of how galaxies are spread throughout it. For decades, ...

Billions of years ago, the Milky Way endured a violent merger that reshaped its structure and sent stars careening into ...

On a clear night, the Milky Way and the Andromeda galaxy look like close neighbors. In space, they really are. Andromeda is even heading your way at about 100 kilometers per second. Now astronomers at ...

A research team led by Dr. HUANG Yang from the National Astronomical Observatories of the Chinese Academy of Sciences (NAOC) pioneered the "motion picture" method for measuring the precession rate of ...

The dusty backbone of our spiral arm of the Milky Way is waving. We live near the end of a long, thin stream of gas, dust, and stars, which spirals outward from the center of the Milky Way. Our cosmic ...

Turns out, it is much more difficult than you might imagine to accurately assess how quickly you're moving through space ...

Unusual stellar remnants suggest the Milky Way might have eaten a galaxy called Loki billions of years ago, according to new ...