SCIENCE
Galaxy's Glow Reveals Ultrafast Wind
Sun Dec 08 2024
Ever wondered what's happening inside distant galaxies? Astronomers have just found something cool in a galaxy called IRAS 17020+4544. They spotted a superfast wind using the Hubble Space Telescope. This wind was moving at a whopping 23, 430 kilometers per second, which is nearly 8% the speed of light! What's even more interesting is that this wind was previously seen in X-rays, but it was slower and not as highly charged. Scientists think this fast wind is actually created by a stronger wind pushing and shocking the space around it. Isn't that fascinating?
Scientists used special tools to study this wind. They combined a high-resolution UV spectrograph with computer models to get a clear picture. They found that this fast UV wind matches part of the X-ray wind seen earlier. But the really fast and highly charged parts of the X-ray wind weren't clearly visible in the UV. This discovery shows us how powerful winds can create weaker ones, like a chain reaction in space!
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questions
Could the UV UFO be a secret experimental propulsion system from a shadow government agency?
If the UV UFO could talk, what kind of travel stories would it share?
Do you think the UV UFO ever gets lost in the interstellar medium, or does it have a reliable GPS?
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