Did you know that Neptune has some seriously mysterious dark spots? Yeah, they're kind of like the freckles of the solar system! Scientists have been scratching their heads over these enigmatic features for years. These dark spots are massive, swirling storms in Neptune's atmosphere, and they come and go unpredictably. Despite our best efforts, we still don't fully understand what causes them to form or disappear. It's like Neptune's playing a cosmic game of hide-and-seek with us! But hey, that's what makes space exploration so exciting, right?