Snowy owl on a cold New Hampshire beach

In the background is sea smoke - formed when very cold air moves over warmer water - and the rocky Isles of Shoals.

See it! Best photos of moon and Venus

A beautiful sky just after sunset on January 21, 2015! The moon, the bright planet Venus and, for some, the planets Mercury and Mars. Yay! Venus is back.

Dramatic sunset over the Atlantic, seen near Rio

Cool air on the sea surface strongly refracted the setting sun, seen Saturday night from a small town near Rio de Janeiro, Brazil. Cool series of images!

Comet Lovejoy passed near the Pleiades last night

Ever-photogenic Comet Lovejoy at its closest to the Seven Sisters, or Pleiades, star cluster. The comet's long blue ion tail stretched back past the cluster.

Milky Way over Todd Lake Basin, Oregon

Here in the midst of our northern winter, a beautiful shot of the summer Milky Way.

Illinois sunset

Deanna Frautschi shared this beautiful photo of a winter sunset in central Illinois.

Trees are poems

A lone tree on the stark slope of a granite dome in Yosemite National Park.

Rare ice halo display in New Mexico

Ice halo display captured by Joshua Thomas in Red River, New Mexico on the morning of January 9, 2015.

Crescent moon Rhea occults crescent Saturn

Stunning image! The robotic Cassini spacecraft has been orbiting Saturn since 2004. It has produced some of the most magnificent images in our solar system.

Awesome video of airplane crossing sun

Talk about being in the right place at the right time! Noel Keating tried all last year to capture video of a plane crossing the sun. On January 3, 2015, he did it!