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 ...

In astronomy, what does retrograde mean? And what connection does it have to astrology? We explain how planets move across ...

The layers of gases surrounding the surface of a planet make up what is known as an atmosphere. The atmospheres of the terrestrial planets range from thin to thick. Mercury has almost no atmosphere.

Dr. Amina Schartup's research sheds light on how this mercury released through industrial activities like coal burning ...