As a digression from our usual fare on the n n -Café, here’s one of my favorites, about an early theory of the Solar System, ...

"Under these conditions, the geocentric energy can become negative, and the object becomes temporarily bound to Earth," de la ...

DALLAS'Before the 17th Century, most people believed in a geocentric universe, with the Earth slap bang in the middle and everything else orbiting around it, including our sun.' DALLASIt's only ...

During its visit, 2024 PT5’s geocentric energy (energy relative to Earth) becomes negative, signifying it is temporarily bound to Earth’s gravity. This negative energy will persist for 56.6 ...