Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

GS-z13-1, marks the earliest sign yet spotted of the era of cosmic reionization at 330 million years after the Big Bang.

Astronomers have made the most detailed infrared map of our galaxy ever made. The huge map has already helped changed our ...

Essentially, galaxy clustering constraints on σ 8 probe the growth of structure from the early universe (where we have precise measurements thanks to the cosmic microwave background) to late times.

Follow the latest news headlines from Australia's most trusted source. Read in-depth expert analysis and watch live coverage on ABC News.

Europe's space agency, ESA, has retired the Gaia satellite after more than nine years of service. Launched in 2013, Gaia ...

Gaia has transformed the way the Milky Way galaxy is viewed. Its data allowed scientists to recreate not just a 3D map of the ...

Think the tempo will be quite genuine here, as you’d expect being a Galaxy. Front Page and Private Harry look the main two.

“We have characterised the synchrotron emission from our Galaxy with unprecedented accuracy. This radiation is the result of the emission by charged particles moving at velocities close to that of ...

An ambitious new survey by the Hubble Space Telescope offers the first bird's-eye view of all known dwarf galaxies orbiting the Andromeda galaxy. The data suggests Andromeda had a chaotic past unlike ...