A new study suggests the iron oxide responsible for the red planet's distinctive hue is ferrihydrite, pointing to the bygone presence of water, an important ingredient for life

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new research suggests the Martian shade isn't just lovely to look at. The chemistry behind Mars' rosy hue may actually hold important information about our cosmic neighbor.

A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about whether Mars was ever able to support life.

Seven planets grace the sky at the end of February in what's known as a planetary parade, though some will be difficult to spot with the naked eye.These planetary hangouts happen when several planets appear to line up in the night sky at once.

Prepare for an unforgettable “planet parade” as 7 planets will align in a rare celestial event on Feb. 28, for the last time in a decade. Some will be visible to the naked eye, while others may require a closer look through a telescope.