Mercury is about 2.6 times smaller than Earth. How hot is Mercury? Mercury's sun-facing side is scorched by temperatures of around 430°C, hot enough to melt lead. Without a substantial atmosphere to ...

Space missions to the outer planets have revealed global magnetism ... Mercury have driving forces that scale similarly, Mercury's slow rotation (its sidereal day is 58.6 Earth days) means that ...

In January, stargazers will be able to see four bright planets, the close dance of Venus and Saturn, Mars at opposition, and ...

A parade of planets is coming this January, but if you miss it, you can catch it in later months. Six planets in our solar ...

Venus, Saturn, Jupiter and Mars are all visible after sunset, but social media claims about it being a rare "planetary ...

New images of the planet Mercury taken by a robotic spacecraft have just been released — and they show the scorched world in fascinating up-close detail. The European Space Agency (ESA ...

Europe and Japan’s BepiColombo beamed back close-up images of the solar system’s innermost planet, flying through Mercury’s shadow to peer directly onto craters that are permanently hidden ...

A joint Japanese-European mission to Mercury just made its sixth flyby of the planet, revealing stunning close-ups of the permanently shadowed craters at Mercury's north pole. When you purchase ...