Scorpius X-1
Sun
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Scorpius X-1 is an X-ray source located roughly 9000 light years away in the constellation Scorpius. Scorpius X-1 was the first extrasolar X-ray source discovered, and, aside from the Sun, it is the strongest apparent non-transient source of... Wikipedia
Distance to Earth: 9,132 light years
Magnitude: 12.2
Constellation: Scorpius
Right ascension: 16h 19m 55.07s
Distance: 9,000 ly; (2,800 pc)
SIMBAD: data