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On This Day In Space! July 23, 1999: Chandra X-Ray Observatory Launched
NASA Mission to 'Touch the Sun' Due to Launch Next Month
Flash, Bam, Alakazam: Lightning-Detecting Satellite Also Spots Meteors
The Moon Has a Close Encounter with Saturn on Tuesday Night
Right Again, Einstein: Special Relativity Works Even in Ghostly High-Energy Neutrinos