This story was updated to correct inaccurate position of Mars and Earth. Mars will appear its biggest and brightest this month when it reaches its closest position to Earth while simultaneously ...

Mars will make its closest approach to Earth this weekend while rising to its highest point in the night sky. On Sunday (Jan. 12), the Red Planet will make its close approach of Earth at 8:32 a.m ...

Mars haunts us as a vision of a planet gone wrong. It was once warm and wet, with rivers flowing across its surface and ...

While Earth’s tectonic plates cause earthquakes when they collide or rub together — Mars has one solid plate of crust with a molten core inside, and fractures forming in the plate create ...