Yosemite Valley in California is home to most of the park's famous waterfalls. This photographer caught the valley at dusk.

More photos of the magnificent solitary sunspot - AR2738 - that's made its way across the sun's face over the past couple of weeks. Thanks to all in the EarthSky community who contributed photos!

Mercury and Venus came so close in the morning sky this month that they fitted into a single binocular field. But from Earth's northerly latitudes, Mercury was hard to see! Photos here.

An early morning fogbow over the desert in northern New Mexico.

Rita Raina captured all the stars in the Winter Circle, as the moon swept through it. She said, "It wasn't easy getting them all in the frame ... but it's done!

There are 110 Messier objects. They are some of the sky's most beautiful nebulae, star clusters, galaxies, from a list originally published by Charles Messier in 1774. During a Messier Marathon, stargazers with telescopes try to find as many in one night as they can.

The young moon has returned to the west after sunset. Check out these photos from the EarthSky Community.

You can expect meteor activity to increase in the coming months, as we re-enter a time of year for major meteor showers. Here's what appears to be a random meteor, but a very bright one!

Many in the EarthSky community caught the brightest planet Venus and the very old moon - a waning crescent in the east before the sun - this week. Some also caught elusive Mercury near the moon.

Red Mars has been exceedingly close - and is still close - to the Pleiades star cluster, aka the Seven Sisters. These EarthSky Community photos show them in the west after sunset, where you can see them for some nights to come.