As if dark energy weren't already mysterious and baffling enough, new research suggests that this unknown force may not be ...

Astronomers using data from ESA's Euclid and Herschel space telescopes have confirmed that star formation has already peaked ...

Observations show the disk of our galaxy is not flat but warped and waving. Astronomers are still working out the reasons why ...

A century ago, a star in Andromeda named V1 launched a revolution in astronomy, revealing its true immensity and the origin ...

For decades, scientists have used the Milky Way as a model for understanding how galaxies form. But three new studies raise questions about whether the Milky Way is truly representative of other ...

A handful of extremely massive stars, each heavier than 1,000 Suns, may have sculpted the chemistry of the oldest star ...

Scientists estimate over 100 billion galaxies in the universe, each unique in shape and size, revealing the vastness of cosmic creation.

Frozen complex organic molecules have been discovered for the first time around a young protostar in a galaxy other than our ...

At the heart of the Milky Way, just 27,000 light-years from Earth, there is a supermassive black hole with a mass of more ...

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A Milky Way doppleganger discovered in the early universe suggests some key physical ingredient is missing from cosmological models. When you purchase through links on our site, we may earn an ...

When we think about orbits, we usually picture the Earth zooming around the sun. But does the sun just sit there? Or is it on its own journey? I asked my friend Guy Worthey. He’s a space scientist at ...