This image of the Helix Nebula, released on March 4, 2025, shows a potentially destructive white dwarf at the nebula’s center: this star may have destroyed a planet. This has never been seen before – and could explain a mysterious X-ray signal that astronomers have detected from the nebula for over 40 years. This view combines X-rays […]
April 02, 2025
from NASA https://ift.tt/03lvVSr
April 02, 2025
from NASA https://ift.tt/03lvVSr
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NASA