Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

On Feb. 11, the sun will meet with disruptive Uranus, triggering unexpected shake-ups and upheaval that no one saw coming.

Non-mixing layers of water and hydrocarbons thousands of miles deep could explain the icy planets’ strange magnetic fields.

Last year, a study led by planetary scientist Richard Cartwright at the Johns Hopkins Applied Physics Laboratory (APL) in ...

Six planets are part of the alignment, which will last until Feb. 18. Mercury will join the alignment later in the month.

Ariel’s medial grooves could provide important clues about the moon’s internal structure, particularly regarding the presence ...

Take advantage of a special 6-7 planet alignment from Earth's perspective. Planets 'line up' in the skies over California in ...