All seven of the other planets in our solar system are about to become visible at once in a great planetary alignment – ...

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.

There are eight planets in the solar system, and each travels on its own path around the sun. But of these planets, which is nearest to the sun? Mercury is a strange little world. There are some ...

Stargazers will be treated to a rare seven-planet alignment in February. This is what scientists hope to learn.

Four planets will be widely visible to the naked eye through part of February, but calling them a 'planetary alignment' may ...

"We are the first mission to be able to track space weather events in three dimensions routinely across the solar system." ...

Canadian astronomers have taken an extraordinary step in understanding how planets are born, using the James Webb Space ...

The eight major planets of our Solar System orbit the Sun in the same flat plane ... we have discovered many planets in orbit around certain stars. Trappist-1, a red dwarf star located 40 light ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

The planets in our solar system orbit the sun in more or less the same flat plane as the Earth ... follow these steps on the nights of Jan. 17 and 18: Look to the southwest around an hour after sunset ...

The seven planets will not be perfectly aligned, but will appear in an arc across the sky due to their orbital plane in the Solar System.

Despite common assumptions, the disk of our Solar System is warped, and the planets travel around the Sun in slightly eccentric (or oblong ... Was this a rogue planet that escaped into the void, or an ...