<p>NASA’s Cassini spacecraft sees Saturn’s rings and a crescent Enceladus, the planet’s third largest moon. Enceladus’ icy surface hides a global ocean of liquid water, which fuels geysers on its south pole that are just barely visible here.</p>

Frigid Crescent

NASA’s Cassini spacecraft sees Saturn’s rings and a crescent Enceladus, the planet’s third largest moon. Enceladus’ icy surface hides a global ocean of liquid water, which fuels geysers on its south pole that are just barely visible here.

Photograph by NASA/JPL-Caltech/Space Science Institute

Week's Best Space Pictures: Saturn's Rings and Ice Moon Glimmer

China’s skies grow gray with smog, and the moon’s scars reveal a long-lost Apollo mission rocket.

Feed your need for heavenly views of the universe. This week, a decades-old space mystery gets solved, an environmental disaster colors a Brazilian river orange, and powdery ridges coat the Martian surface.

Read This Next

Grief drove a photographer to India. She found joy.
Why do we age?
What causes earthquakes?

Go Further

Subscriber Exclusive Content

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet

Why are people so dang obsessed with Mars?

How viruses shape our world

The era of greyhound racing in the U.S. is coming to an end

See how people have imagined life on Mars through history

See how NASA’s new Mars rover will explore the red planet