SpaceX plans to launch the 10th test flight of its Starship megarocket about three weeks from now, according to company founder and CEO Elon Musk.
Since Galileo first observed them through his telescope in the early 1600s, sunspots have fascinated scientists. These dark patches on the Sun's surface can persist for days or even months, but until now, researchers couldn't fully explain why they remained stable for such extended periods.

