The equation, which includes variables such as the mass of the cat and a friction coefficient to simulate its fatigue, offers an interpretation of its movement depending on its proximity to the human.

In the study made by Michael Oppenheim and the PhD candidate at the University College London, Andre Russo, the researchers point out to the spiral movement of the galaxies, which is related to the ...

But these diagrams are rarely made to scale. In truth, the Moon does not form a spiral — Earth’s orbital speed around the Sun is much faster than the Moon’s motion around Earth.

Astronomers have long speculated about an unseen planet lurking in the solar system's outer edge. This hypothetical world, dubbed Planet Nine, could explain the unusual clustering of ...

Two deep infrared surveys taken 23 years apart measured the object's orbital motion. In 1983, the Infrared Astronomy Satellite surveyed the universe for a year.

Its existence is inferred from the unusual orbital clustering of several trans-Neptunian objects, suggesting they're being influenced by a large, unseen planetary body.

A partial solar eclipse will be visible from the U.S. this weekend, but only a select few of the northernmost states are expected to get a glimpse.

NFL Media reports that defensive tackle Zach Sieler fractured his orbital bone in practice this week and will not play. Sieler was added to the injury report as a limited participant on Thursday.

Cameron Wolfe reports Dolphins DT Zach Sieler has been ruled out from Week 8 after suffering a fractured orbital bone in practice and is being evaluated to figure out his timeline of recovery.

That, in turn, will determine exactly how long Sieler will be out of the Dolphins lineup. Dolphins DT Zach Sieler suffered a fractured orbital bone in practice, sources tell me & @RapSheet.

Tennessee Titans DT Jeffery Simmons says it is no surprise that T'Vondre Sweat played the way he did last night. Simmons says that they see it everyday in practice, and he fully expects Sweat to ...

One NFL analyst believes the New York Giants could sign a veteran DT before the season officially starts.