The sun explosion comes courtesy of a dead sunspot called AR2987, according to SpaceWeather.com. The sunspot explosion released loads of energy in the form of radiation, which also led to a coronal mass...
Tag - artificial sun
The sun is nearly a perfect sphere. Its equatorial diameter and its polar diameter differ by only 6.2 miles (10 km). The mean radius of the sun is 432,450 miles (696,000 kilometers), which makes its diameter about 864,938...

China’s $1 trillion ‘artificial sun’ fusion reactor | China sets record with Experimental Fusion Reactor
China has fired up a machine designed to make unlimited energy fusion reactor known as the “artificial sun” – and wants to make it even hotter than the real sun. The Chinese experimental nuclear fusion reactor smashed...