Earth has a new moon, but don’t get too attached. Earth has a new moon, but don’t get too attached. Our planet’s gravity ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

Earth has gained a second tiny moon after a small space rock was captured by our planet's gravity. The object, known as 2026 ...

Earth may have produced much of its water during the planet's formation, as rocky pebbles reacted with the hydrogen-rich ...

For nearly four months, Earth had a second moon, and nobody noticed. The tiny asteroid, barely 1 meter (3 feet) across, had ...

With the help of technology, we can tune into the hidden sounds of our planet, from the pull of the moon on our mountains and ...

University of Cambridge astronomers have ruled out a longstanding theory.

It's a dizzyingly busy time for scientists searching for life on distant planets. To date, astronomers have cataloged more ...

After its debut in the United Kingdom, "Planet Earth III" will soon be available to stream in the U.S. The third iteration of the smash hit natural history series "Planet Earth" continues its ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Computer simulations suggest that there is an undiscovered ...