The Andromeda Galaxy, the nearest spiral galaxy to our own Milky Way. Infrared view taken from the Herschel Space Observatory.

The Andromeda Galaxy, the nearest spiral galaxy to our own Milky Way. Infrared view taken from the Herschel Space Observatory.

Brother Moons. Atlas, Prometheus, and Epimetheus.

Brother Moons. Atlas, Prometheus, and Epimetheus.

(Source: ciclops.org)

Volatile sun.

Volatile sun.

(Source: sdo.gsfc.nasa.gov)

Rhea, Mimas, and Enceladus. Moons of Saturn.

Rhea, Mimas, and Enceladus. Moons of Saturn.

(Source: ciclops.org)

The Milky Way over Neuchâtel, Switzerland.

The Milky Way over Neuchâtel, Switzerland.

(Source: nuitsacrees.fr)

Nascent star XZ Tauri.

Nascent star XZ Tauri.

(Source: Flickr / geckzilla)

Eclipse over the Temple of Poseidon.

Eclipse over the Temple of Poseidon.

(Source: perseus.gr)

Bright double star Albireo, fifth brightest star system in the Swan constellation.

Bright double star Albireo, fifth brightest star system in the Swan constellation.

(Source: cosmicimage.com)

Moonrise with Jupiter. Baku, Azerbaijan.

Moonrise with Jupiter. Baku, Azerbaijan.

(Source: twanight.org)

Earth at night.

Earth at night.

(Source: earthobservatory.nasa.gov)