Photo of the day: space amethyst in the heart of a dying star
The US National Aeronautics and Space Administration (NASA) has released a beautiful image of the planetary nebula IC 4593, taken from the Chandra X-ray Observatory.
Photo of the day: space amethyst in the heart of a dying star
The US National Aeronautics and Space Administration (NASA) has released a beautiful image of the planetary nebula IC 4593, taken from the Chandra X-ray Observatory.