EarthSky News - May 30 - Green Flash, South Pole Auroras

May 28 Green Flash, South Pole Auroras by:

How to see a green flash A sea horizon is best, but any distant, flat horizon will do. You have to look at the last moment before the sun disappears.   Auroras over the South Pole A strong G3-class geomagnetic storm sparked auroras over both poles of Earth this past weekend. Hunter Davis, at the South Pole, captured images. Full-sphere, 360-degree ISS transit Super cool, interactive image of a transit across the sky of the International Space Station, via Project Nightflight. These bees nest in sandstone Rock is apparently no match for Anthophora pueblo bees. Scientists have found their sandstone nests scattered across dry lands in the U.S. Southwest. Tonight … Moon and Regulus Starting tonight and for the next several evenings, notice the moon's orbital motion as it sweeps by the star Regulus. From some places, the moon will occult (cover) Regulus on May 31.

EarthSky Lunar Calendars are on sale 50% OFF A unique and beautiful poster-sized calendar. Keep up with all phases of the moon every night of the year. Only about 100 left in stock, get them while you can!

Tonight and next several nights … Moon and Regulus Regulus is the brightest star in the constellation Leo the Lion. It's considered the Lion's Heart.

Auroras over the South Pole A communication relay building at the South Pole, with purple and blue auroras overhead. Photo taken May 28 by Hunter Davis. Submit your photo to EarthSky here!

by: