Starry sky over Connemara

Beautiful spring night over a garden in Connemara, Ireland, by Conor Ledwith.

Last night’s young moon

Enjoy the waxing moon in the coming weeks! When full moon comes, on the night of April 14-15, we in the Americas will get to see a total lunar eclipse.

Pointing to star Spica and planet Mars

It's nearly the best time in two years to see Mars. On April 8, Earth in its smaller, faster orbit will pass between Mars and the sun.

X-flare of Saturday, March 29

Solar flares are short-lived but powerful bursts of radiation. They are our solar system’s largest explosive events, lasting minutes to hours on the sun’s surface.

Early morning moon and Venus

GregDiesel Landscape Photography captured the moon and Venus yesterday morning.

MoonDay

The waning crescent moon on the morning of March 26, by VegaStar Carpentier Photography.

When the moon sweeps past Venus

This image is from a year ago. But if you look in the eastern, predawn sky around now, you'll see the moon near Venus again.

Vortex star trails

Our friend Sergio Garcia Rill captured a photo in Arches National Park in eastern Utah, then processed it in a way he'll explain to you.

Saturn’s largest and second-largest moons

The Cassini spacecraft captured this image on June 16, 2011. These are two of Saturn's moons - the largest moon Titan and second-largest moon Rhea.

Night scene from Kvænangsfjellet in Norway

A spring color palette, and yet ... so chilly.