For generations, scientists believed that the West Coast’s two great earthquake engines — the Cascadia subduction zone and ...

A Flagstaff-based space company has won a $30 million contract to raise the orbit of a space-based NASA observatory next year ...

The Earth is getting darker due to decreased aerosol pollution, melting sea ice, and reduced cloud cover, causing it to ...

Earth has a new cosmic companion, a 19-meter asteroid named 2025 PN7, discovered in August 2025. This 'quasi-moon' will orbit ...

Discovered in August 2025, the 19-meter-wide asteroid is likely to be in Earth's orbit until after 2083, and then will slowly ...

"Living in Space" isn't just about designing spacecraft or stations — it's about solving the complex challenges that come with turning space into a home.

At the edge of the heliosphere, the solar wind runs up against the interstellar medium, the gas, dust, and radiation in the ...

NASA astronaut Don Pettit’s latest photograph from the International Space Station has sparked global awe, capturing a rarely seen and stunning view of Earth’s tallest mountain.

Fragments of a rare type of meteorite have been found in the sample of material brought back from the lunar far side by China ...

Every year, we shoot several thousand satellites and other objects out into space. When satellites die, they become space ...

and how NASA's Artemis III astronauts could obtain samples for further study. The moon's heavily cratered surface serves as a ...