On Jan. 10, the planet Jupiter will make its brightest appearance of the year ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye all February long — with two other planets also detectable for skywatchers ...

Stargazers will be able to view six of the Solar System’s planets form a straight line as they take their place in a parade of planets. Mercury, Mars, Jupiter, Saturn, Neptune, and Uranus will all ...

Auroras are created when high-energy particles enter a planet’s atmosphere near its magnetic poles and collide with atoms or molecules of gas. On Earth, these are known as the northern lights (aurora ...