Since ancient times, the sun has been known as a giver of light and heat, a source of life. Plants are coaxed from the Earth ...
Sunspot AR3842 erupted with an X2-class solar flare In Oct. The same sunspot blasted X9 and X7 flares in the last week.
Since ancient times, the sun has been known as a giver of light and heat, a source of life. Plants are coaxed from the Earth ...
Unexpected solar activity caused Binar satellites to re-enter early, illustrating challenges of solar weather in low orbit.
Life on Earth has faced catastrophic events before, but certain extinction-level threats could completely erase humanity.