Wallpapers

NGC 135 in the constellation Sculptor offers a stunning example of a spiral galaxy.

Near the base of Mount Sharp on Mars, layer upon layer of sediment formed these rocks over millions of years.

While this looks like a delicate rose, it's actually a close up of magnetically confined tubes of hot plasma.

This star, with a mass of 100 times that of Earth's Sun, could explode into a supernova.

The Eastern Seaboard includes these five major cities and glow beautifully in this image taken from the International Space Station.

Using New Horizons' MVIC Pluto's Sputnik Planum comes to life in vibrant colors.

NGC 4631, known as The Whale Galaxy, has been found to have a few close neighbor galaxies, including NGC 4627.

One of Mars' moons travels a path of doom, being stretched and pulled by Mars' gravity on its way to becoming a ring around the red planet.

In the predawn skies on December 7, 2015, an exquisite convergence of a crescent Moon, an intense planet Venus and the two-tailed Comet Catalina beckons the Sun.

In 1989, Voyager 2 approached Neptune and captured the first images of the soft, elongated cirrus-type clouds in the planet's atmosphere.

A spacecraft's camera snapped this view of the (normally) dark side of the Moon crossing the face of the Full Earth.

Routinely, our sun gives angry displays of plasma large enough to dwarf planets throughout our Solar System.

This cosmic grinning emoji consists of multiple galaxies in the background with the galaxies in the foreground creating a lensing effect.

Comet 67P hurtles through space releasing bits of itself along the way through its tails and coma.

NGCs in the 1970s are often snubbed by astronomers in favor of the brighter glow of other nebulae, but as seen in this image, they are very much worth the attention.

The Tarantula Nebula, at close to 200,000 light-years away, is a stunningly bright, non-stellar object.

Guatemala's Volcán de Fuego erupted near midnight to the peaceful backdrop of stars over Escuintla.

Comet Lovejoy's long, contorted tail stretches across the cosmos.

China's Change'e 5-T1 brought home a rarely seen view of home — our blue marble is small as seen from the other side of the Moon.

Remastering data gathered by the Galileo spacecraft in the 1990s, experts released an image of Jupiter's moon Europa that a deep space explorer might see.