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

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

In the years following the launch of NASA's Hubble Space Telescope, astronomers have tallied over 1 trillion galaxies in the universe. But only one galaxy stands out as the most important nearby ...

Astronomers have unveiled the largest-ever photomosaic of the Andromeda galaxy, a sprawling celestial giant with over 1 ...

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

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

Nobody and nothing works forever, even space probes retire. The European space probe Gaia ended its work this week after more ...

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

NASA captured this stunning image of Messier 75 or M75, also known as NGC 6864, which is a giant globular cluster of stars in the southern constellation Sagittarius.

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

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

The ESA says Gaia has been mapping the positions, distances, movements, brightness changes, composition of stars in the Milky ...