Here’s how it works. The term "perihelion" describes the point in an astronomical body's orbit where it is nearest to the sun. Derived from the Greek words peri (around) and helios (sun), the ...

an indefatigably defiant pop-culture fringe lord who bent the world and altered our orbit, diffusing our natural albedo and forcing uncertainty into our daylit materiality. That’s one way to think ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit before shoving four of the solar system's planets onto a different course.