For some time, astronomers have theorized that there is a connection between planetary mass and rotation. In the solar system ...

In the future, this feature could be used to shed light on chemistry and even the birth of planetary systems.

The largest survey of exoplanets using an observatory atop Mauna Kea on the Big Island confirms a long-predicted relationship ...

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 ...

For decades, Saturn has been playing a strange trick on scientists. Depending on how ...

Add Yahoo as a preferred source to see more of our stories on Google. Study suggests moons orbiting rogue planets could host liquid oceans for billions of years using tidal heating and hydrogen ...

for years, the measurements didn't add up - now scientists have just revealed why.

Find out what’s speeding up Earth’s rotation and why it may force timekeepers to delete a second ...

For decades, scientists have been puzzled by a strange observation about Saturn. Depending on how it was measured, the planet seemed to spin at slightly different speeds. This didn’t make sense, ...

Data from NASA landers showed that Mars's spin is speeding up. According to a new study, a gravity anomaly 1,200 kilometers ...

Today's sea level rise is significant enough to slow the rotation of the planet by just over a millisecond per century. When you purchase through links on our site, we may earn an affiliate commission ...

Astronomers using NASA’s Hubble Space Telescope have measured the rotation rate of an extreme exoplanet by observing the varied brightness in its atmosphere. This is the first measurement of the ...