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

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

Would you guess that the Earth is spinning at 1,000 mph around its axis and at the same time hurtling through space on its ...

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

Sun is setting earlier and leaves are changing. Here's what to know about first day of fall 2025, autumnal equinox, foliage ...

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 ...

WASHINGTON — When the Quadrantid meteor shower peaks on Friday, it will be the year's first chance to see fireballs in the sky. A waning crescent moon means good visibility under clear and dark ...

Copernicus proved the Earth and other planets orbit the sun, challenging centuries of belief and risking persecution for sharing his heliocentric view.

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 ...

So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases the size of the Moon’s orbit. This means that the Moon gets slightly farther ...