Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

Astronomers have struggled with finding ultra-faint dwarf galaxies far enough from the Milky Way's influence, making these ...

A year's worth of intriguing Arizona road trips and hidden gems includes an authentic Navajo trading post, a historic hotel ...

Streets and school bus stops were eerily quiet as Killearn and the rest of the northeast part of the city experienced a rare ...

A team of astronomers led by David Sand, a professor of astronomy at the University of Arizona Steward Observatory, has uncovered three faint and ...

By combining data from the DESI Legacy Imaging Surveys and the Gemini South telescope, astronomers have investigated three ...

In no particular order, here are the 25 best things to do in Arizona in 2025. 1. Castle Dome Museum and Hull Mine, Yuma This lonely ghost town tucked down a dirt road honors one of Arizona’s ...

Saddle up, pardners! We’re about to embark on a time-traveling adventure through Arizona’s most captivating Wild West towns.

For a truly unique experience, hop aboard the Grand Canyon Railway. It’s a scenic ride to the canyon’s South Rim, complete ...

Just minutes from the pomp and flashiness of Aspen, Ashcroft is one of the more well-known ghost towns in Colorado — and it's rumored to be haunted. As you embark on a leisurely stroll through this ...