Mercury is the smallest planet in the solar system — it is only slightly larger than Earth's moon. Since it has no significant atmosphere to stop impacts, the planet is pockmarked with craters.

The convention's effectiveness is judged partly on the amount of mercury in the atmosphere. Gaseous elemental mercury is also released from its largest natural reservoir, the soil, which might be ...

If you buy through a BGR link, we may earn an affiliate commission, helping support our expert product labs. The amount of mercury in our atmosphere is a little out of hand, and scientists may ...

Mercury pollution levels in the Earth's atmosphere have spiked by seven times since the modern era began around 1500 CE, new research shows. The work, published as a study in the journal ...

Instead, the evidence suggests a grand-scale structure, possibly stemming from the collapse of a fleeting, hot primordial atmosphere early in Mercury's history. This atmospheric collapse might ...

Mercury’s auroras are perfectly in character ... wind — a stream of charged particles spewed from the sun’s upper atmosphere. Buffeted by the solar wind, the sun-facing side of a planet ...

Mercury has no atmosphere for an aurora to appear in, after all, just a thin layer of atoms blasted free of its surface by meteoroids and solar wind. According to a recent study of data from the ...

The convention’s effectiveness is judged partly on the amount of mercury in the atmosphere. Gaseous elemental mercury is also released from its largest natural reservoir, the soil, which might be ...