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

ESA’s decade-long Milky Way Gaia mapping mission still has tons of data to release over the next few years. Expect surprises.

A hundred years ago, astronomer Edwin Hubble dramatically expanded the size of the known universe. At a meeting of the ...

Gaia was launched on December 19, 2013, and began scanning the stars in July 2014. It mapped over two billion stars, ...

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

Somewhere in between, humans realized the universe is much larger than our Milky Way — that the spiral nebulas visible ... universe beyond the Milky Way galaxy, but his work really stood on ...

This galaxy, located at a photometric redshift of about 5.2, has a mass comparable to that of the Milky Way. Zhúlóng stands out for its well-defined spiral arms, extending over 62,000 light-years, and ...

The Milky Way also has a supermassive black hole ... regions rich in gas and dust found within a spiral galaxy's arms, while ...

The European Space Agency's (ESA) Gaia telescope has completed its objective - making the most detailed and precise map of the Milky Way galaxy. The agency shared the visuals on social media, ...

Hubble’s work opened the door to the study of the universe beyond our galaxy ... Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position ...