World’s Largest Solar Telescope Captures Giant Dark Spots on the Sun’s Surface Measuring Wider Than the United States Space ...

The night sky in May is filled with exciting celestial events, from dazzling shooting stars to eye-catching encounters ...

Visitors are invited to the Barlow Planetarium for fun activities, special sales on all Barlow shows ($7 per person for all tickets), and the unveiling of the new portable planetarium.

Named Eos, the cloud of gas would appear huge in the night sky if visible to the naked eye and could shed light on solar ...

As she approaches her 50th birthday, KT Tunstall opens up about the debilitating illness that threatened her career, fame ...

The close alignment of Venus, Saturn, and a crescent moon created a formation resembling a smiling face during a rare cosmic event.

The Daniel K. Inouye Solar Telescope, the world's largest solar telescope, can see the sun in unprecedented detail. Here is ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

For 35 years, the Hubble Space Telescope has taken photos of celestial objects across the universe. Look back at 10 photos ...

The world's most famous telescope is celebrating in style with new views of Mars, nebulas and a galaxy that reminds us of home.

The massive dome measures 305 feet (93 meters) in diameter, or about the size of a football field and stands 263 feet (80 ...

MIT astronomers estimate a planet 140 light-years from Earth may disintegrate fully within the next 1 to 2 million years.