A severe geomagnetic storms is expected to trigger a much wider area of visible Northern Lights in the U.S. on Sunday and Monday nights, NOAA said.

On Pixel phones, tap the Night Sight setting at the bottom of the screen. If you’re using a tripod, the astrophotography setting will come up automatically once the phone has detected that it is still and ready, according to Google’s online guide.

Did you see the northern lights in Iowa last night? A few Iowans were able to spot the aurora borealis through hazy skies.