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Discovery of X-<strong>ray</strong> <strong>Binaries</strong><br />
Historic discovery of a bright X<strong>ray</strong> source Sco X1 in 1962<br />
by Riccardo Giacconi and team; first extra-solar X-<strong>ray</strong> detection<br />
Detected during a rocket flight which was lauched to look for<br />
X<strong>ray</strong>s from Moon<br />
The source was extremely bright in X<strong>ray</strong>s.<br />
<strong>An</strong> optical star of 13 th magnitude was found at this location<br />
Was Quite Intriguing...<br />
TRIGGERED<br />
X-RAY<br />
Giacconi et al., 1962<br />
Sco X-1<br />
ASTRONOMY<br />
X<strong>ray</strong> background
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