On a mountaintop in northern Chile, the world’s largest digital camera is preparing to power up. Its mission is simple yet ambitious — to photograph the entire night sky in extreme detail and unlock ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. The first test ...

Los Angeles was once the best place in the world to see the universe. The most important things we know about the cosmos were discovered in the early 20th century at Mt. Wilson Observatory. It was ...

The 18-story silhouette of the nearly completed Vera C. Rubin Observatory loomed above as I looked over a field of construction remnants a few weeks back. Beside me were two-ton custom jigs and dozens ...

At the heart of the new Vera C. Rubin Observatory in Chile is the world’s largest digital camera. About the size of a small car, it will create an unparalleled map of the night sky. The observatory’s ...

June 22 marks the 350th anniversary of the Royal Observatory Greenwich, the home of the historic Prime Meridian that is considered by many to be the birthplace of modern astronomy. To celebrate, we're ...

After more than 20 years of planning and construction, astronomers celebrated the release of the first images from the Vera C. Rubin Observatory today — and also registered hundreds of the first ...

Astronomer Percival Lowell founded his Arizona stargazing lab in 1894 to aid in his search for life on Mars. While that quest is still ongoing, the observatory made history as the place where ...

On a mountaintop in Chile's sprawling Atacama Desert, a new telescope has turned its mechanical eyes to the heavens, stargazing with unprecedented intensity. The Vera C. Rubin Observatory will take ...

When Stacey Camp, an anthropology professor at Michigan State University, learned there was a hard, impenetrable surface underground north of campus, she assumed it was just a large rock. But historic ...

When the late Pope Francis was elected, a dozen years ago, and famously declined the pomp and perquisites typically associated with the office, among his renunciations was the use of the papal summer ...