Venus spins clockwise, meaning the sun rises from the west instead of the east, Li told Live ... rotation of Venus takes 243 days on Earth, according to NASA. Farther out in the solar system ...
An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...
told Live Science by email she was inspired to explore this possibility after a different study showed that a star flying past the solar system tossed Kuiper Belt objects (KBOs) close to the planets.
The solar system is made up of the Sun (our nearest ... This is how long it takes Uranus to complete a single rotation on its axis. This means that Uranus has shorter days than on Earth but ...