Observations show the disk of our galaxy is not flat but warped and waving. Astronomers are still working out the reasons why ...

Our understanding of where we fit in the universe has been transformed.

In recent years, one of the most troubling puzzles in astrophysics has grown more urgent. Scientists have realized that the universe seems to be expanding faster than expected, throwing a wrench into ...

The mystery of galaxies in the early Universe just got even weirder. A team of astronomers has identified a giant spiral galaxy so well-formed that it already has a stable galactic bar; a long, ...

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 ...

It's almost become expected that many space telescopes and probes can have "extended missions." Both Voyagers are still ...

A probabilistic new map of the universe surrounding the Milky Way reveals that our galaxy is likely part of an even larger "basin of attraction" than we previously assumed. When you purchase through ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When will the Milky Way collide with the Andromeda Galaxy?

The century-old enigma of dark matter, this invisible substance thought to hold galaxies together, has just received a ...

The night sky often feels calm, yet the early universe tells a very different story. A newly studied ancient galaxy, seen as ...

One of the new high-resolution simulations of the dark matter enveloping the Milky Way and its neighbour, the Andromeda galaxy. The new study shows that earlier, failed attempts to find counterparts ...

A century ago, a star in Andromeda named V1 launched a revolution in astronomy, revealing its true immensity and the origin ...