We'll see six planets in the first part of February – Mars, Jupiter, Uranus, Neptune, Venus and Saturn – and on Feb. 28, they ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

The visiting objects that yielded these near-match scenarios ranged from two to 50 times the size of Jupiter and plunged deep into the inner solar system, traveling far beyond Uranus' orbit and ...

At the end of February we will be able to see all of the planets all in a line in our Minnesota night sky! Here's when and ...

On this date, Jan. 13, 1986, astronomer Stephen Synnott using data collected by NASA’s Voyager 2 probe discovered three additional moons in orbit around Uranus. Those moons are Desdemona ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

The visitors in 1% of simulations dove straight into the solar system, travelling past Uranus' orbit and some even grazed Mercury's path and they ranged from two to 50 times the mass of Jupiter.

Venus, Mars, Jupiter, Saturn, Uranus and Neptune will align in the night sky ... This occurs when the planets' positions in their elliptical orbit around the sun line make them seem like they are ...

HELENA — The planets are aligned. Six planets, Mars, Jupiter, Uranus, Neptune, Venus and Saturn can be seen in the night sky.