My favorite planet, besides the one I live on, is on the rise in the low eastern sky during evening twilight. It’s Saturn and ...

The sun is setting earlier and the leaves are changing. Here's when, what to know about first day of fall 2025 - autumnal ...

My favorite planet, besides the one I live on, is on the rise in the low eastern Pottsville sky during evening twilight. It’s ...

The sun is in its most active phase—solar summer—causing auroras and posing real risks to satellites, GPS, and power systems ...

Have you seen the Northern Lights? They're more than just pretty colors; when you see them in Pittsburgh, there's science ...

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

Much as we may treasure and proclaim our independence, we actually live in a protective bubble called the heliosphere.

The autumnal equinox arrives Monday, marking the start of the fall season for the Northern Hemisphere and the spring in the Southern Hemisphere. On the equator, the sun will be directly overhead at ...

The 1963 song “It’s the Most Wonderful Time of the Year” was written by Edward Pola and George Wyle and made popular by the ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...

The sun is setting earlier and the leaves are changing. Here's when, what to know about first day of fall 2025 - autumnal ...