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 ...

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 ...

Giant radio galaxies are cosmic megastructures that can span millions of light-years, making them some of the largest-known ...

The plasma jets of this cosmic giant span 3.3 million light-years from end to end - over 32 times the size of the Milky Way ...

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

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Did you know with an ad-lite subscription to SussexWorld, you get 70% fewer ads while viewing the news that matters to you. Mars Wrigley has announced the return of Milky Way Crispy Rolls Two new ...

Shaped like a megaphone, the upcoming mission will map the entire sky in infrared light to answer big questions about the ...