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Keyword: triangularwisp

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  • Astronomy Picture of the Day - Fleming's Triangular Wisp

    11/21/2023 1:21:11 PM PST · by MtnClimber · 9 replies
    NASA ^ | 21 Nov, 2023 | Image Credit & Copyright: Cristiano Gualco
    Explanation: These chaotic and tangled filaments of shocked, glowing gas are spread across planet Earth's sky toward the constellation of Cygnus as part of the Veil Nebula. The Veil Nebula itself is a large supernova remnant, an expanding cloud born of the death explosion of a massive star. Light from the original supernova explosion likely reached Earth over 5,000 years ago. The glowing filaments are really more like long ripples in a sheet seen almost edge on, remarkably well separated into the glow of ionized hydrogen atoms shown in red and oxygen in blue hues. Also known as the Cygnus...