A time-lapse exposure captures the streaks made by stars over sandstone formations in Utah. Photographers capture "star trails," the movement of stars across the night sky, by keeping the camera shutter open for hours instead of seconds.
Star trails streak above palm trees in Baja California, Mexico.
Star streaks glow in a purple sky above the Mitten buttes of Monument Valley, Arizona.
Star trails spiral across the night sky above Joshua Tree National Park in California.
Star trails pop over Mariscal Canyon in Big Bend National Park, Texas.
Star trails radiate in the sky above trees in the Salmon River wilderness of Idaho.