So far, there’ve been no reports of casualties or major damage from the event that began Sunday. At this writing, the alert level has been raised to 4: “an imminent hazardous eruption.”

When you see concentric colored rings around a sunset, you might want to grab a tissue. This atmospheric phenomenon results from an abundance of uniformly sized pollen grains, drifting in the air.

Photographer Yuri Beletsky captured red sprites flashing over the Chilean Andes Mountains.

Northern Europe had an amazing display of these clouds this week.

Raul Cortes in Monterrey, Mexico, caught the solstice sunrise in a sequence of images on December 22, 2019.

These images are from members of our community. Thanks so much for sharing your images with us!

Hubble image of spiral galaxy NGC 5468.

A day on the moon lasts about an earthly month, so dawn comes to each part of the moon only that often. In this view from NASA’s Lunar Reconnaissance Orbiter, you can see a crater’s central peak illuminated by sunlight, while the crater floor remains dark.

For those of you with telescopes, or telescopic lenses, here’s something to watch for on a moon just past 1st quarter.

A long bright meteor, too, and on the night of the elusive Unicorn meteor shower … but not a Unicorn meteor.

SpaceX’s Starlink satellite project will eventually place an initial 12,000 satellites in low-Earth orbit to provide worldwide internet access. This image is from the second batch of satellites launched November 11.

November aurora over Iceland.

Photographer Matt Burt captured the full Beaver Moon over Gunnison, Colorado, on November 11, 2019.

This ring around the moon is called a 22-degree halo by skywatchers. The mountain below is Pikes Peak, in Colorado, the highest summit of the southern Front Range of the Rockies.