the period of an object does not depend on the mass of that orbiting object, and instead only on the size of the orbit and ...

Located less than 20 light years away, HD 20794d could potentially be one of the most Earth-like planets found so far, ...

This event is commonly called the "African Humid Period (AHP)". The AHP was a direct result of African monsoonal climate responses to periodic variations in the Earth's orbit around the Sun that ...

Earth's orbit, for instance, is regularly tugged about by the giant planets, which enact long-period changes on its orbital eccentricity, axial tilt, and precession. These changes, taking place ...

In other words, find an orbit with a period of 24 hours. Recalling the relationship between force and period of circular motion, the period, radius and mass of the satellite are related to the ...

Blue Ghost's final descent to the Moon is tentatively scheduled for March 2. The target landing site is in Mare Crisium, an ...