The center of the sun churns violently. A black dot glides across the fiery sphere. Is it the moment a lost astronaut finally fails to return and plummets into the sun? Or is it Icarus from Greek ...

Before you ask: no, it's not AI. What you're looking at above is a skydiver framed by the roiling chromosphere of the Sun, with its arches and loops of plasma glowing brightly. That's the result of ...