On April 12, a gigantic plasma wave smashed into Mercury was launched by the Sun, the wave might have triggered a geomagnetic storm, Live Science reported. The process might also have scouring material from the planet's surface, the report added.
As per spaceweather.com, the wave that struck Mercury on April 12 happened after a powerful eruption was seen emanating from the Sun's far side a day before.
The report said that the storm may have created a temporary atmosphere and even added material to Mercury's comet-like tail.