APOD: 2026 October 19 - Treble Clef: Unusual X-ray Hot Radio Source
An unusual radio source named Treble Clef has been discovered, stretching over 2 million light-years across. It bears resemblance to a common musical symbol. The feature was observed using X-rays.
Why it's good news: It highlights the ongoing exploration and discovery of our universe's fascinating structures.
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