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Russia launches international X-ray astronomy mission

Russia launches international X-ray astronomy mission A Proton rocket and Block DM upper stage climbed into space Saturday from the Baikonur Cosmodrome in Kazakhstan with Spektr-RG, an astronomical observatory with dual X-ray telescopes developed by Russian and German scientists on the hunt for the signature of dark energy. The new observatory will detect X-ray emissions from across the sky, including those from huge clusters of galaxies. By measuring the mass, luminosity and distance of distant galaxies, Spektr-RG could help astronomers better understand dark energy, the mysterious force driving the accelerating expansion of the universe.   More

(Source: SpaceFLight Now - Jul 14)

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