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...
Source: [ScienceDaily](https://www.sciencedaily.com/releases/2026/08/260813045541.htm)