Alien Megastructures? Cosmic Thumbprint? What’s Behind a James Webb Telescope Photo That Stumped Astronomers

[Chris K]

NASA's James Webb Space Telescope captured an image of WR140, a distant extreme star system back in July, but the picture has stumped astronomers. WR140 is what’s called a Wolf-Rayet star. These are among the most extreme stars known. In a rare but beautiful display, they can sometimes emit a plume of dust into space stretching hundreds of times the size of our enti...

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