Supernova Remnant Video From NASA's Chandra Is Decades in Making - NASA
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A new video shows the evolution of Kepler’s Supernova Remnant using data from NASA’s Chandra X-ray Observatory captured over more than two and a half decades.
  • ch00f@lemmy.worldEnglish
    1·
    18 hours ago

    The researchers used the video to show that the fastest parts of the remnant are traveling at about 13.8 million miles per hour (2% of the speed of light)

    What’s remarkable is at this speed, it would still take 2.7 days to travel from Earth to Saturn.