Will the Lower Hudson Valley be able to see these celestial spectacles Feb. 1 and 3? It depends on the weather.
Scientists suggested the enormous object disrupted the orbits of Jupiter, Saturn, Uranus and Neptune, which would explain the peculiarities of these four planets' paths. Prevailing solar system ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer planets of our solar system.