NASA's Hubble Space Telescope and Chandra X-ray Observatory joined forces to find an elusive intermediate mass black holes in ...

Two new peer-reviewed papers claim thousands of unexplained light flashes in vintage Palomar telescope images show statistical ties to nuclear tests and UFO reports. Not everyone agrees with the paper ...

The Nancy Grace Roman Space Telescope is being built to map the universe on a scale no previous observatory has attempted, ...

A cosmological simulation study by researchers from the Shanghai Astronomical Observatory of the Chinese Academy of Sciences has systematically revealed, for the first time, how the interaction ...

NASA is heading into the holidays with long-awaited good news about its next flagship observatory, the Nancy Grace Roman ...

The Gemini South telescope in Chile captured this stunning view of NGC 6302, highlighting the nebula’s intricate structure ...

The Vatican Observatory celebrated the Jubilee Year of Hope by inaugurating Wonder Bound, an exhibition uniting breathtaking Hubble and James ...

This is the light echo of the Big Bang, the first light that freely moved through the universe. This relic is crucial to our ...

A two-decade-old NASA telescope is on an unstable orbit, and there is a 90 percent chance that it might come burning down in ...

The first test image from the telescope in the Vera C. Rubin Observatory has revealed a previously unnoticed trail of light that could give insight into both the history and abnormalities of the M61 ...

NASA is providing more images and information about the interstellar object that's passing through our solar system right now ...