Reflections on the Horsehead Nebula . ... Credit Copyright: Daniel Verschatse ( Antilhue Observatory ) Explanation: Sculpted by stellar winds and radiation, a magnificent interstellar dust cloud by chance has assumed this recognizable shape. ... In this gorgeous color image , both Horsehead and NGC 2023 seem to be caught in beams of light shining from above -- but the beams are actually just internal reflections from bright star Sigma Orionis , just off the upper edge of the view . ...