We've known for over 30 years that there are other stellar systems in our galaxy, but we don't have any idea how many there ...

Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...

The Hubble Space Telescope has sent back a gorgeous new view of one of our nearest galactic neighbors, which is full of ...

After more than ten years in space, the European Space Agency (ESA) has officially said goodbye to its Gaia spacecraft. On 27 ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. Astronomers have at last identified what’s believed to be the edge of the Milky Way ...

All good things come to an end—even the Milky Way. Our home galaxy’s demise isn’t estimated to occur for at least another 4 or 5 billion years, when astronomers believe it will start ...

Measuring ongoing vibrations in the disk of the Milky Way — a kind of galactic seismology, Dr. Brown explained — has also led to evidence of an encounter with a satellite galaxy that orbits ...

A cosmic anomaly detected in a distant galaxy could portend a terrifying future for life in the Milky Way. The discovery suggests that our models of galactic evolution could be inaccurate.

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Four small rocky planets confirmed orbiting nearby ... to explore the origins of the universe and to scour the Milky Way galaxy for hidden reservoirs of water, a key ingredient for life.