Today marks the third anniversary of the release of the most detailed images ever of the sizzling surface of the sun by NSF's new, groundbreaking Daniel K. Inouye Solar Telescope, or DKIST. This amazing instrument is the most powerful solar telescope in the world and ushers in a new era of solar science. Those first images were part of DKIST's initial verification phase; since then, it's been operating officially for nearly a year atop a volcanic mountain on the island of Maui on a site owned an

The sun's layers each have different temperatures. Here's how hot the star's surface and core are. #justcurious | USA TODAY

🌞 Sun activity for October 23, 2023. Prominences all around 😱 👻 🎃 👹 The sun is still in its eerie lull. Over the past few days, it’s reached one of its least active points observed in the past year. The sun fired off only two flares in the past day. Yet we know the sun is marching on toward the peak in its 11-year solar cycle, due in the mid-2020s. 🤔 There are signs of an active sun in the form of prominences—great ropes of solar material and magnetic fields—arcing up from around the solar