A colorful high-resolution mosaic of the full moon reveals slight differences in the chemical constitution of the lunar surface.
Meteors, star clusters and a naked-eye comet light up the sky over Portugal in this full-dome fisheye photo captured during the Geminid meteor shower of 2018.
A deep-space panorama shows Comet 46P/Wirtanen, the Pleiades star cluster and a meteor crossing in front of the California Nebula.
A photo time-lapse sequence shows the path of totality during the Super Blood Wolf Moon of Jan. 20-21, 2019, ending with a lunar corona.
A vertical panorama of the night sky reveals a colorful sea of stars glistening above an old Dutch sailboat in Portugal's Lake Alqueva.
A full-dome fisheye view shows 180 degrees of the night sky over the United Kingdom's Peak District on a crystal-clear winter night.
A beautiful crescent moon with visible earthshine forms a triangle with the Pleiades star cluster and the bright planet Venus just after sunset in this twilight scene.
A twilight scene shows a 96 percent illuminated moon peeking through the clouds behind the Roman Catholic Church of La Sagrada Familia, in Barcelona.
Captured 15 minutes after the end of totality during the longest total lunar eclipse of the century, this scene shows the red glow of a partially eclipsed moon very close to Mars.
While Polaris is far from being the brightest star in the sky, finding it is not as hard as it may seem!
The starry arc of the Milky Way galaxy sprawls across the evening sky on a spring night in this photo captured near the village of Campinho in Portugal's Dark Sky Alqueva Reserve.
A close-up view of a moonscape near the lunar south pole shows many different impact features, but one in particular might catch your attention.