When I was a kid, there were nine planets. Now we know of thousands! But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might ...

Feb. 28: Seven planets – Mercury, Venus, Mars, Jupiter, Saturn, Uranus and Neptune. (The last time all seven planets aligned ...

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

Open the Youtube video But will all eight planets (sorry Pluto) ever align all together in the sky?Well, that depends on your perspective. First off, it's actually pretty rare for planets to align ...

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 ...

This extraordinary celestial event will see the sky scattered with seven visible planets in what is known as a great planetary alignment. The eight planets in our solar system orbit the sun in ...

When we join him next month, King will be freshly arrived from Norway, where he’s leading a Roads Scholar trip to see the Northern Lights. Minnesota Night Skies will be a monthly podcast for the ...

You may be familiar with the notorious Mercury retrograde, but Mercury is not the only planet to go through this stress-inducing phase. In 2025, eight planets will retrograde at various times ...

Planetary alignments aren't rare, but they can be when they involve six of the eight planets in our solar system. Look for a planetary parade that includes Mars, Jupiter, Uranus, Neptune ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...