Nestled at an altitude of nearly 10,000 feet, atop a mountain in Chile’s Atacama Desert called Cerro Armazones, scientists and engineers are constructing the largest visible light and infrared ...

The dome enclosing the world's largest telescope is taking shape, with the installation of protective siding and supports for the primary mirror. The European Southern Observatory's (ESO) Extremely ...

Gamma-ray bursts (GRBs) are among the most powerful explosions in the universe, second only to the Big Bang. The majority of ...

At the Paranal Observatory in Chile, the UT4 telescope doesn’t just observe the stars—it actively creates artificial stars to combat atmospheric interference. By shooting powerful lasers into the sky, ...

HONOLULU Hawaii was chosen Tuesday as the site for the worlds biggest telescope, a device so powerful that it will allow scientists to see some 13 billion light-years away and get a glimpse into the ...

UT-Austin just took a big step in its process of building one of the largest telescopes in the world as the Giant Magellan Telescope is moving into its final design phase to get federal funding ...

If you enter Drexel University’s Main Building, take the stairs in the Great Court to the third floor, walk towards Curtis Hall (go past the A.J. Drexel Picture Gallery on your right), follow a long ...

One story rose above all the others — new and older telescopes are putting us on the cusp of monumental discoveries about our universe.

Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young ...

Mike Brown is convinced that beyond Neptune, at the far reaches of our solar system, there's an unseen giant planet. "This is the 5th largest planet in our solar system, lurking out there, waiting to ...