New evidence suggests the universe might not behave as expected, raising questions about the costs of being wrong.

The Rubin team in central Chile is operating with cooperation from a vast global network with major centers in Lyon, France; ...

On June 19, 2004, at the Kitt Peak National Observatory in Tucson, Arizona, astronomers Roy Tucker, David Tholen, and Fabrizio Bernardi discovered Asteroid Apophis. This Near-Earth Object (NEO ...

On June 19, 2004, at the Kitt Peak National Observatory in Tucson, Arizona, astronomers Roy Tucker, David Tholen, and Fabrizio Bernardi discovered Asteroid Apophis. This Near-Earth Object (NEO ...

A brand-new, cutting-edge telescope called the Vera C. Rubin Observatory is about to release its first images to the world, and the public can watch in real time. On June 23 the observatory will ...

Dale and Donna met at a party in 1968 while he was a graduate student. Starting in 1969, they both worked at Kitt Peak National Observatory, became a couple in 1983, and were married on June 15th, ...

Members of the Technolochicas clubs in Santa Cruz County dove deeper into the world of STEM (Science, Technology, Engineering, and Math) during a field trip to Kitt Peak Observatory in Tucson.

The view of our home galaxy lit up the night sky at the U.S. National Science Foundation's Kitt Peak National Observatory in Arizona.

The view of our home galaxy lit up the night sky at the U.S. National Science Foundation's Kitt Peak National Observatory in Arizona. On a warm June evening, viewers in Arizona watched the sky ...

From social media ads to billboards, PowerPoint presentations to feature films, you're free to modify, resize and customize every asset on iStock — including all Kitt Peak National Observatory images ...

It was long past midnight one early morning in the 1960s, and Rubin and her colleague Kent Ford were at Kitt Peak National Observatory in the middle of the Arizona desert.