ESA's first mission to another world, the Mars Express orbiter, began circling the Red Planet on June 2, 2003. Ever since, ...

Mars is known as the Red Planet, but scientists are still learning about what gives the planet its distinctive color. New research shows why the planet's surface has its rusty hue, and the findings ...

Mars, with its distinctive red color, has intrigued both scientific researchers and the world at large for a long time, and theories about the iceberg’s formation abound. For most of the past few ...

We all know Mars is called “The Red Planet,” but have you ever stopped to wonder—why is it red? The classic joke explanation has been, “It’s rusty.” While that’s not entirely wrong, the truth is far ...

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Curious Kids is a series for children of all ages. If you have a question you’d like ...

With its reddish-hued surface and surroundings, Mars has more than earned its colorful nickname. But how would the Red Planet appear under clear-blue Earth skies? Thanks to a NASA rover wandering the ...

NASA Curiosity rover, which launched from Florida in 2011, captured panoramic image of Mars that resembles a sunset on Earth.