A radio telescope in South Africa has unearthed a giant galaxy—dubbed a "cosmic megastructure"—with plasma jets that measure ...

Astronomers have unveiled surprising new details about a small galaxy, NGC 300, challenging existing theories on galaxy ...

The Gaia mission of the European Space Agency (ESA) has officially ceased its scientific operations after 12 years of service ...

The magnificent Andromeda galaxy (Messier 31), stands out as the most important nearby stellar island to our Milky Way, and ...

We can judge the value of any scientific endeavour based on how much of our knowledge it overturns or transforms.

Galaxies like the Milky Way grow by merging with smaller galaxies over billions of years, unlike dwarf galaxies, which have long been thought to lack the heft to attract mass and grow in the same way.

The European Space Agency's Milky Way-mapping space mission Gaia, which involves UCL researchers, has completed its ...

A fluffy cluster of stars spilling across the sky may have a secret hidden in its heart: a swarm of over 100 stellar-mass ...

The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of ...

The intrepid mapping mission has collected more than three trillion observations that'll change the way we see our neck of ...

Researchers from the University of Connecticut have created the first 3D maps of star-forming gas clouds in one of the most ...

The European Space Agency's Milky Way-mapper Gaia has completed the sky-scanning phase of its mission, racking up more than 3 ...