Science
Hubble captures fading of the stingray nebula – Science Codex
Astronomers have caught a rare glimpse of a rapidly fading shroud of gas around an aging star. Archival data from the NASA/ESA Hubble Space Telescope reveal that the nebula Hen 3-1357, nicknamed the Stingray nebula, has faded precipitously over just the past two decades. Witnessing such a swift rate of change in a planetary nebula is exceedingly without precedent, researchers say.
Even though the Universe is constantly changing, most processes are too slow to be observed within a human lifespan….
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