The Gaia mission, launched by the European Space Agency, has completed a decade of groundbreaking astronomical observations, collecting over three trillion data points on two billion stars and ...

Astronomers have discovered a giant radio galaxy with plasma jets stretching an incredible 3.3 million light-years—32 times ...

The Hubble Space Telescope completes a high-resolution portrait of our galaxy's gorgeous neighbor, which will help scientists better understand our Milky Way.

The National Hydrography Dataset Plus High Resolution map of waterways, created by the US Geological Survey, is the highest-resolution survey of its kind. With nearly 25 million rivers, streams, pipe ...

The result is an impressive panorama, revealing approximately 200 million stars and extending six times the apparent diameter ...

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 ...

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

Soon, the Gaia spacecraft will leave orbit and begin its retirement in the depths of space. In the last 10 years, it has ...

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 research helps explain Andromeda’s complex evolution and its differences from the Milky Way. In the latest study ... This marks the most detailed survey of the galaxy, which lies 2.5 ...

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