Mercury, the smallest planet in our solar system, has captivated scientists due to its extreme temperatures, dense iron-rich core, magnetic field, and distinctive geological features. Recent research ...

As the planet closest to the Sun, Mercury has it rough. Not only is it the smallest planet in our solar system, but Mercury's crust is also fractured and sheared in several places. There are also ...

Mercury appears to move backward (retrograde) in the sky. It's visible briefly in the evening sky, low on the western horizon. You'll need binoculars or a telescope to see it. Mercury will disappear ...