Launched into Earth's orbit last June, GOES-19 is the newest addition to NOAA's fleet, equipped with a sensor called the ...

So why has the sun been rising later than it did on Dec. 21 ... It travels through space (orbits) slightly faster than it does during most of the year, while it spins on its axis (rotates ...

"We were very surprised to see that the same tiny plasma jets appear to be driving both the fast and the slow solar wind." ...

They are areas where the Sun's magnetic fields have opened up, allowing solar wind to escape freely into space. Coronal holes, which are most common during the declining phase of the Sun's solar ...