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Meanings and definitions for ULX
What does ULX stand for? What does ULX mean?
- An ultraluminous X-ray source (ULX) is an astronomical source of X-rays that is less luminous than an active galactic nucleus but is more consistently luminous than any known stellar process (over 1039 erg/s, or 1032 watts), assuming that it radiates isotropically (the same in all directions).
- Ulusaba airport (code), South Africa
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