A massive new cosmic map is revealing black holes, rare stars, and hidden gas
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ساينس ديلي - أفضل العلوم
14 أغسطس, 2026
Astronomers have released more than three million new spectra in a sweeping expansion that, for the first time, brings SDSS-V optical observations to the Southern Hemisphere. The data reveal everything from rare stars and glowing nebulae to hundreds of thousands of X-ray sources and supermassive black holes changing over time.
