Earth has a new friend — and it's been waiting for us to notice it for decades. In a new study published in the journal ...

Earth has a hidden moon that has been sharing its orbit since the 1960s, researchers claim A new astronomical body has been ...

Astronomers have found yet another quasi-moon companion of Earth in its orbit around the Sun believed to be a chunk of our ...

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 ...

Earth asteroid lurked undetected for decades until a telescope in Hawaii spotted it earlier this year. It may be Earth's ...

Whenever astronomers detect something new moving through our region of space, like an interstellar object or an unusual ...

At its nearest, 2025 PN7 comes 186,000 miles (299,337 kilometres) from Earth. Its average distance is about 238,855 miles ...

Learn more about tides and tidal bulge, and how they’re contributing to the moon drifting away.