Catalina Mountain sunrays

Crepuscular rays in Arizona's Santa Catalina mountains by EarthSky Facebook friend Randall Kayfes

Two moons in the sky of Mars

Imagine standing on Mars, looking up, and seeing these two little moons passing overhead.

Tree, twilight, planets

This photo looks west after sunset, in a darkening sky. That's where you'll find Venus, and hopefully Saturn.

New island off Pakistan’s southern coast

A powerful earthquake can cause a new island to rise from the sea floor. This one appeared on Tuesday, September 24, following the 7.7-magnitude Pakistan earthquake.

360-degree, 3-hour star trail panorama

Vincent Brady Photographer captured this image at Logan's Pass, Glacier National Park, with a nod to Ansel Adams. Thank you Vincent!

Waiting for Comet ISON

When it returned to our sky in late August, Comet ISON wasn't as bright as many hoped it would be. Does that mean we will or won't see the comet?

Double rainbow and autumn colors

Double rainbow, autumn colors, from our friend Juri Voit in Estonia.

That awesome moment when you can kiss the moon

We saw many photos of full moons this week, but this one touched our hearts.

Modern take on legendary Harvest Moon

It's Harvest Moon time. Here's a modern take on this legendary moon from Gary Pescod Photography in the U.K. Look below for a link to many more great photos!

Venus and Saturn above the fog

Venus and Saturn above the fog on Sunday September 15, 2013 about 65 minutes after sunset photographed by Bob King aka Astro Bob.