NASA’s Chandra X-ray Observatory contributes to the understanding of planetary nebulas by studying the hottest and most energetic processes still at work in these beautiful objects. X-ray data from ...
One day, the sun could look like Jupiter's Ghost, a dying star's planetary nebula ESA/XMM-Newton & Y.-H. Chu/R.A. Gruendl/M.A. Guerrero/N. Ruiz (X-ray); NASA/ESA Hubble Space Telescope & A. Hajian/B.
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