A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

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Exoplanets have captured the imagination of public and scientists alike and, as the search continues for more, researchers ...

Observations from NASA's Chandra X-ray telescope and the VLT have revealed jets blasting from supermassive black holes cause ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

The Hubble Space Telescope has provided the most detailed survey of the Andromeda galaxy, revealing new clues about its ...

Sisters has been named Oregon's newest 'Dark Sky Community,' in recognition of the city’s efforts to curb light pollution.

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

NASA’s recent Image of the Day was the outer regions of the Tarantula Nebula, which is billed as one of the biggest and ...

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

Recent studies challenge the long-held belief that the Milky Way is a standard model for understanding galaxy formation, ...