Ellipses are defined as curves that surround two focal points. At any point on the ellipse, the sum of the distance to both ...

nodal precession about the Earth-Moon eccentricity vector and Kozai-Lidov oscillations of eccentricity and inclination driven by the Sun, the researchers wrote in their study. "While we find that ...

Earth's history is a roller-coaster of climate fluctuations, of relative warmth giving way to frozen periods of glaciation before rising up again to the more temperate climes we experience today.

Arjuna asteroids are “minor bodies moving in orbits with low eccentricity, low inclination and Earth-like period,” the same ...