Week's Best Space Pictures

See a Vibrant Star Nursery and Martian Ruffles

Also this week, majestic spires of plasma rise out of the sun, and two of Saturn's moons pose next to the planet's rings.

Feed your need for heavenly views of the universe with our pick of the most awe-inspiring space pictures.

This week, NASA's Solar Dynamics Observatory spots a tower of solar plasma, satellites catch swirls of ice off Canada's coast, and ancient Martian glaciers get draped with shadows.