NASA's Perseverance rover has discovered a haunting rock formation on Mars that looks unsettlingly like a skull. Dubbed "Skull Hill," the jet-black outcrop is so bizarre and out of place that even ...

A powerful cosmic event from 2004—a gamma-ray burst from a magnetar 30,000 light-years away—has just been revealed as a major ...

Halley’s comet swings near Earth every 75 years. But debris left by the comet leads to two major meteor showers annually.

A Soviet-era spacecraft meant to land on Venus in the 1970s is expected to soon plunge uncontrolled back to Earth, possibly ...

At the time of the Big Bang, the universe contained only the lightest elements: hydrogen, helium, and a dash of lithium.

Perry made the discovery of the mystery rock while hunting for agates along the Yellowstone River near Greycliff.

While the spring semester is winding down, the University of Wyoming Harry C. Vaughan Planetarium is amping up its offerings ...

A groundbreaking discovery in Antarctica has revealed a meteorite that holds a secret from 4.5 billion years ago.

Before you begin making silhouettes, consider materials. Old-school fashion has silk and leather — but Cosmic Couture is a ...

The sun might be responsible for light and life on Earth, but it can also be terrifying. The first image from the brand new ...

Hubble is still going strong 35 years after it was launched into space. Celebrate its anniversary with some out-of-this-world images.

NASA's Perseverance rover has made another fascinating discovery on Mars, as the space agency's scientists are left scratching their heads over a 'float rock' that was found on the Martian surface ...