a long exposure of the night sky, bluish, with star trails, and a rock at the bottom of the image lit by moonlight

a color photograph of the milkyway above smith rock, oregon

a photograph of the evening sky against some hills, the foreground in darkness, on a film imitating infrared images making the sky blue-green, and a solitary cloud pink-purple

a photograph of the sky at dusk against some desert rocks and brush, with some clouds captured in motion surrounded by the deep blue and indigo of the sky

a close-up photograph of the dusk sky with dark clouds contrasted with rich blue and amber colors

a photograph of the night sky against a mountainous skyline

a photograph of the sky at dusk, orange and red, taken from a moving bus, the horizon slightly blurred from the motion, and a slither of two yellow lines in the road under the beams of the vehicle