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Marmalade SkiesAstronaut Don Pettit recently created this psychedelic scene using a stationary camera aboard the International Space Station, about 240 miles (386 kilometers) above Earth.The digital composite includes 18 images stacked together to show star trails wheeling through Earth's "airglow"—light spawned by various chemical interactions in the upper atmosphere.

Composite photograph courtesy NASA

Space Pictures This Week: Trippy Stars, Spooky Moon, More

Stars whirl in a psychedelic sky, NASA spies a ghostly eye, a cloud-stained moon rises, and more in the week's best space pictures.

May 19, 2012

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