The sun is located about 26,000 light-years from the center of our galaxy, aka the Milky Way, and its orbit is close to ...

High above the Sun’s blazing equator lie its mysterious poles, the birthplace of fast solar winds and the heart of its ...

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

The object, the latest “quasi-moon” detected by astronomers, could be with us for almost another 60 years. By Robin George Andrews The Earth stands alone in the solar system as a habitable world, as ...

Tiny crystals in Earth’s crust may have recorded meteorite and comet impacts as our planet traveled through the spiral arms ...

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 ...

A recently observed object called 2025 PN7 was found orbiting near the Earth. The quasi-moon is expected to accompany our ...

The moon's influence is huge, both for human civilization and life as a whole. Its destruction would have catastrophic ...

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 ...

Because the known Venus co-orbitals have strong eccentricity, they can move farther away from Venus and closer to Earth, thus becoming easier to see in our sky at twilight, when the Sun is below the ...

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...

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