The Mechanics of Earth's Spin Earth rotates once in about 24 hours with respect to the Sun, but once every 23 hours, 56 ...

If you’re the kind of person who gets a lot done, you’re grateful for every one of the 86,400 seconds that make up a day. On July 9, however, as well as on July 22, and August 5, you won’t get your ...

The Earth's rotation is about to accelerate significantly. According to scientists, July 9, July 22, and August 5 of this year will be some of the shortest days in recent memory as a result, slicing ...

Planet Earth is spinning a little faster today — resulting in one of the shortest days of the year. But the change will be so minuscule you won’t even notice. We’re talking even less time than the ...

Astronomers recently detected a stray quasi-moon in our planet’s orbit, but it's hardly the first stowaway to hang out around ...

NORFOLK, Va. — Each planet in our solar system takes a different amount of time to complete one orbit around the sun. For example, Mercury, being closest to the sun, takes just 88 Earth days to ...

Pumping groundwater appears to have a greater consequence than ever previously thought. But now—thanks to a study published ...

Earth has picked up a new traveling companion – an asteroid named 2025 PN7 that now moves through space in step with us. This ...

Researchers present strong evidence for a planet circling two brown dwarfs on a near polar path. The orbit is tilted almost 90 degrees to the pair’s motion. The system lies about 120 light-years from ...