Some 2,500 stars are located in the greater Rosette Nebula, which is some 5,200 light-years away in our Milky Way galaxy.

The anniversary celebration also included a countdown of images captured over the Hubble Space Telescope's lifetime so far, ...

The image was captured by the world's most powerful solar telescope, which takes 2D snapshots of the sun at specific ...

As construction continues on ESO's Extremely Large Telescope, the observatory shared some stunning photos of the site as the ...

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A newly discovered green comet tracked by telescopes has likely broken apart as it swung by the sun, dashing hopes of a naked-eye spectacle. Comet SWAN, hailing from the Oort Cloud ...

A fog of long-wavelength infrared light could be produced by dusty, star-forming galaxies that have remained hidden — until ...

Located in Qiannan Buyi and Miao Autonomous Prefecture, southwest China's Guizhou Province, Pingtang County features higher terrain in the northwest and lower in the southeast, with a relative ...

The most distant and earliest "dead" massive galaxy ever seen shows some galaxies lived fast and died young shortly after the ...

taking pictures as it goes with the biggest digital camera in the world. "The telescope itself is a big telescope, so it can see really faint objects," says Blum. What's more, the observatory's ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is hidden in our solar... If Planet Nine is out there, this telescope ...