Once hailed as a national model for clean energy, the Napa Valley College solar field quietly shut down after 15 years.

Akira Miyake/Kyoto University Given that our species has only existed for a tiny fraction of the lifespan of our solar system ...

Earth’s equator might be more vulnerable to being struck by interstellar objects (ISOs) than previously thought. New research ...

How many times have you said, “I wish the days were longer”? Well, NASA scientists say the construction of China’s Three ...

Io, moon of Jespiter Jupiter, is famously volcanically active. It has more than 400 active volcanoes, over an area the size of Asia. Some of the volcanic mountains are taller than Mount Everest.

By Mikey Heinz, CEO of Bright Ops In solar, growth is often measured in sales volume. But scaling a solar operation — going ...

The rings of Saturn are among the wonders of our solar system, with a diameter of roughly 280,000 kilometers as they encircle ...

You’ve got a great chance to see the “Planet George” this week in our Butler skies, as it has a very close celestial hug with ...

"Once you consider magnetic fields, you can actually explain the origins of this unique event." Scientists have gotten to the ...

When an asteroid threatens Earth, astronomers use a rating called the Torino scale to communicate the risk. Richard Binzel, ...

The Leonids meteor shower is one of the two best annual meteor showers to be seen in the Northern Hemisphere night sky, the ...

Evidence suggests the universe’s expansion has started to slow, not accelerate. The results imply dark energy is weakening ...